CAR SECURIty iNStALLAtION GUIDE
Contents
1. Towel r protects console a S it is not possible to provide detailed installation Ss steps that apply universally to all vehicles and Ss E products Amazon does not warrant that product QS descriptions or other content of this site is a accurate complete reliable current or error free Read all instructions carefully Disconnect the negative battery cable Protect interior surfaces Further Amazon disclaims any warranties express or implied as further set forth in the Conditions Note Additional accessories such as wiring harness adapters data interface modules transponder interface modules external of Use for Amazon com sensors and entry point switches may be required to complete the installation and are available for purchase on Amazon com Page 1 Security System Architecture What You Need To Know There are two types of security system installations One requires direct wire to wire connections and additional components such as relays diodes and resistors to interface with the vehicle s electrical system The second type of installation uses a data interface module that connects to and interfaces with the vehicle s on board computer control network Control Unit IS T Tet Udi avo 11a Security System Input annee TINI Direct Wire to Wire Connection This installation method involves direct wire to wire connections between a security system s wire harness and the vehicle s wiring Dire2. Wherever possible camouflage under dash and under hood wiring with split loom tubing for a more factory like appearance Split loom tubing hides multi colored wires and provides Add split loom tubing to all wires run under the hood a more factory like appearance to a security system installation Car Electronics Resource Center amazon wee CAR SECURITY INSTALLATION GUIDE
3. cut the factory wires and crimp them back together with the security system s wire using a butt connector To crimp the wires together twist the bare copper wires so they can be inserted into the butt connector Position the butt connector in the appropriate gauge setting of the crimper jaws then use the crimper to squeeze both Sides of the butt connector halfway between the middle and the end to secure the wire Crimped Connection Soa A a Car Electronics Resource Center amazon wee CAR SECURITY INSTALLATION GUIDE Programming and Testing When all connections are complete insert the fuse in the main power wire Have the remote key fobs close at hand as some systems power up in alarm sounding mode Press the disarm or unlock button to disarm the system and prepare for programming Most security systems have numerous programming steps and the installation manu al provides essential information on the following e Duration of siren sounding e Active or Passive self arming e earning multiple transmitters also called pairing transmitters e Flectrical polarity of inputs and or outputs e Pulse duration of outputs to mimic factory electronics such as double pulse unlock Programming the System Many security systems require programming to configure the input and output wiring s electrical behavior with vehicle wiring connections This allows the system to operate properly Main power and gro
4. required by reviewing the specific installation instructions and technical notes available on the module interface manufacturer s website Also note any vehicle specific Review the security system installation manual s limitations that require wired connections for specific features such as flashing parking lights or a hood pin switch Main along with each wire to identify which wires need to 12 volt power and chassis ground connections for the data interface module can also be used for the security system Data connect in your installation Not all security system interface module connections to vehicle wiring should always be soldered MNES RIG AAVAYS CONMOCLEG UME Ne ly iistenouol Car Electronics Resource Center E amazon Security System Inputs Always refer to the security system s installation manual to determine the electrical polarity positive or negative of an input as well as whether it is configurable to the ve hicle wiring Power and Chassis Ground All security systems rely on a secure constant 12 volt power and chassis ground connection Power connections should be made at the battery or at the large gauge wired input to the factory fuse relay panel usually found under the hood near the battery Chassis ground connections should be made to a solid metal part of the car body rather than in the dash area This ensures a good electrical connection The kick panel area is often a good ground area because of its proxim
5. Car Electronics Resource Center vamazon Se CAR SECURITY INSTALLATION GUIDE security System Difficulty Level Difficult Average Installation Time 5 10 Hours EL EITTEN Tools and Supplies Needed In This Guide Vehicle security sys o SE wo Codes tem installation requires knowledge of FX i P Soldering Iron lt vehicle electrical systems electronic mii 2 a Butt Crimp ee com ponents such as relays diodes Wire Cutters Connectors a 7 Sockets or Open and resistors and data interface Crimpers CS a modules This guide provides impor Cordless Drill w Drill Bits N or Step Drill Bit tant information on how to prepare for i a security system installation general installation and connections steps and helpful resources to guide you LS l 7 Phillips Screwdriver through the process Wire Strippers Utility Knife Hoy e Pane Reno A To Blue Painter s Tape Important XA protects dash surfaces This content has not been verified by Amazon for accuracy completeness or otherwise Consult your vehicle s owner s manual and the product s F Ree ene manual before attempting an installation Contact the product s manufacturer or consult a Mobile 1 Electronics Certified Professional installer if you are uncertain about how to properly install your product Amazon attempts to be as accurate as possible however because of the number of vehicles and products available to consumers
6. armed Status of the security system without having to check the LED status indicator inside the vehicle The headlight switch area is usually the location where the security system s flashing parking light output or relay connects Vehicle parking light circuits can be positive or negative polarity In year 2000 and newer models it may be a low voltage 5 volts DC circuit instead of 12 volts DC Low voltage lighting trigger circuits are common in vehicles with automatic headlamps that turn on when it is dark Security systems are usually configurable to output positive or negative polarity flashing parking light commands Low voltage car circuits may require one or more resistors to drop the security system s output volt age to match the vehicle s circuit operational voltage Some security systems allow high current outputs up to 10a for direct connection to 12 volt triggered parking light circuits Car Electronics Resource Center Door Lock Unlock Most security systems can be wired to control power door locks If the vehicle lacks power door locks they can be added using retrofit power door lock kits available for purchase on Amazon com Power door locks can be added to a vehicle with complete retrofit kits including vehicles with newer cable driven locks as shown in this example Vehicle power door lock circuits can be positive or negative polarity reverse rest at ground polarity or in year 2000 and newer mod
7. certain push button ignition vehicles Refer to the vehicle s wiring diagram to determine which wire controls the starter circuit In some manual transmis sion vehicles the security system manufacturer may suggest interrupting the clutch switch if no dedicated Starter wire is present Any starter interrupt connec tions to vehicle wiring should be soldered Follow the specific security system installation instructions for connection of a starter interrupt relay Car Electronics Resource Center Siren LED and Valet Switch The siren should install under the hood facing downward so it does not collect water The security system provides a positive or negative output to power the siren The siren has two wires One connects to the output of the system the other connects to the opposite polarity of the output see below e f the system provides a positive siren output connect to the positive siren wire The re maining siren wire must connect to chassis ground e f the system provides a negative siren output connect to the negative siren wire The remaining siren wire must connect to the same source of 12 volts as the main security system power The LED status indicator light is a theft deterrent feature that confirms the armed disarmed status of the security system The LED can be built into an extended range antenna that attaches to the windshield or it can stand alone by mounting it through a small hole drilled in a dash panel Th
8. ct wire to wire connection is com monly used in vehicles without on board engine and body control computers typically vehicles manufactured pre 1980s Still some security system input and output wiring configurations are not compatible with all vehicles and may require additional electronic components Factory Wiring Soldered Direct Wire to Wire Connection Example Crimped Direct Wire to Wire Connection Example Security System Input or Output Wire The security system inputs control the triggers that respond to events such as a door opening or ignition system activating Ihe security system outputs control how the se curity system responds to triggers such as sounding the siren flashing the parking lights engaging a starter interrupt or activating the power door locks Input wiring is typi cally more straightforward to connect than output wiring because it only needs to match the vehicle s circuit polarity 12 volts or chassis ground The outputs of a vehicle security system must provide the same polarity and electrical current to activate the vehicle s circuits Examples of this include the power door locks circuit and parking lights circuit which security systems often control Car Electronics Resource Center E amazon Security System Architecture What You Need To Know Continued Using Relays Diodes and Resistors When the security system s wire harness and the vehicle wiring are not co
9. d not turned on when other doors are open e Resistors These devices limit current and thus reduce voltage They are used to take a 12 volt positive or chas sis ground signal and reduce the voltage delivered to the vehicle circuit This is often required for 9 7 and 5 volt vehicle circuits that are commonly used in year model 2000 and newer computer equipped vehicles Carbon Film 1 2 Watt Resistor values As an example a resistor is typically used for low voltage circuits such as when 5 volts instead of 12 volts Is ne of resistance vary by application required to turn on parking lights or trigger door locks Keep in mind that installing relays diodes and resistors requires advanced knowledge in electronics These compo nents are available for purchase on Amazon com Car Electronics Resource Center amazon wee Security System Architecture What You Need To Know Continued Data Interface Modules For vehicles with on board computers and communication networks aftermarket security system manufacturers offer devices called data interface modules These devices talk to the vehicle s communication network and process input triggers and output commands between the security system and the vehicle Using a data interface module can simplify an otherwise complex installation however this method requires a vehicle specific data interface module that connects to the vehicle s on board computer net
10. e arm the system and open the hood with the hood release lever The alarm should sound 3 Hatch or Trunk Arm the system and open the trunk or hatch Like the doors this may require the key to first manually unlock the entry point The alarm should sound 4 Impact Sensor Arm the system The impact sensor should respond to a hit on the vehicle s windshield Use the heel of the hand or the side of a closed fist on a window rather than a body panel Adjust sensors to respond to appropriate impact levels to avoid frequently or unintentionally triggering the alarm 5 Output Responses Ensure that when the alarm is sounding the siren works as intended and parking lights flash if connected 6 Power Door Lock Unlock Ensure that if power door locks are connected the doors lock and unlock along with arm disarm commands 7 Test Auxiliary Disarm Mode The valet switch can often function as a secondary method of disarming with the ignition key This is useful if the remote transmitter bat teries die Follow the manufacturer s instructions to test this function as the alarm is sounding Review the security system user s manual for any additional features or functions specific to your system and test them to verify correct operation Reassembly Reassemble any parts of the vehicle removed during the security system installation Verify that all wiring is tied down securely with zip ties and routed away from moving parts or heat sources
11. e LED should be vis ible from both sides of the vehicle A stand alone LED has two wires and usually has a specific plug in connector to the security system control unit for straight forward connection Follow the specific security system installation instructions for mounting and connecting the LED LED indicators should be mounted in switch blanks or other panels that can be replaced Many systems include a valet switch that when combined with the use of the ignition key temporarily bypasses the security system Install the valet switch within reach of the driver s left hand while seated If the valet switch is built into an extended range RF antenna additional wired connections are not needed Valet switch location under the left of driver s side dash amazon x Beginning the Installation Prepare Security System Wire Harness Follow these instructions to prepare the wiring harness for the security system 1 Place the security system control unit on a workbench or stable surface 2 Plug all wiring harnesses into the control unit except sensors with pre terminated plug in connections 3 Separate the wires into groups based on where the wires will be routed and the location of the control unit typi cally under the driver s side dash Common examples of wire groups are a Wires routed under the hood siren main 12 volt power hood pin switch b Wires routed to the ignition switch harness area primary i
12. edal Placing the Security System control unit and using zip ties to secure to factory wires under the driver s side dash area Note Cut off the excess length from the end of the zip tie after mounting Car Electronics Resource Center CAR SECURITY INSTALLATION GUIDE Route Wires to Connection Points Route the grouped wires to the appropriate locations to make the necessary connections to the vehicle Zip tie all wires neatly every six inches and avoid any moving parts or heat sources on wire routing paths For wiring routed into the engine compartment 1 Pass the wire group from the interior through an existing rubber grommet by making a small incision with a utility knife along the unused part of the exist ing grommet cut away from factory wires a Use a scrap length of wire or an unfolded wire hanger as a pull through tool when routing wires from the interior into the engine compartment b Temporarily attach the wires to the pull through tool with electrical tape Once the wires have been pulled through the grommet remove the excess electrical tape 2 lf a suitable hole does not exist you will need to drill a hole in the vehicle s firewall to route the wire group from the interior into the engine compartment Check for obstructions on both sides of the firewall BEFORE drilling After drill ing place a plastic snap grommet or rubber grommet in the newly cut hole to protect the wire insulation from any sharp
13. els may use low voltage 5 volts DC for lock and 3 volts DC for unlock on the same wire instead of 12 volts DC on separate lock and unlock wires Low voltage door lock trigger circuits are common in vehicles with factory remote keyless entry and push button ignition systems Security systems are usually configurable to output positive or negative polarity door lock unlock commands Positive switching and reverse polarity circuits often require relays because the current requirement exceeds the security system outputs Low voltage circuits require resistors possibly one or more SPDT relays amazon x Security System Outputs Continued Starter Interrupt This function prevents the vehicle from being started This usually requires you to cut a specific wire near the vehicle s ignition switch which triggers the starter circuit when the key is turned to the START posi tion Connecting a relay either on board the security system or externally mounted to the cut wires enables or disables the circuit operation and becomes the gateway to control the circuit of this feature When the security system is sounding the starter is disabled to prevent hot wiring Vehicle starter circuits can be positive or negative polarity Most often they are positive polarity In year 2000 and newer models starter circuits may be low voltage such as 5 volts DC instead of 12 volts DC or a dedicated starter wire may be absent such as in
14. gnition and starter interrupt c Wires routed to the kick panel area flashing lights door pin trigger s door lock unlock chassis ground for the security system d Wires routed to the trunk trunk pin switch possibly other door triggers such as side doors in a van or iso lated doors in a 4 door vehicle Separate wires into groups that route to specific areas where they will connect to vehicle wiring 4 Every six inches tape or zip tie the wires together to Keep the wiring organized You can wrap wires in a group with electrical tape to completely hide the wire colors and give them a factory like appearance 5 The wire length supplied with the security system is typically sufficient to make connections in and around the dash area where the control unit is installed For wiring extending into the engine compartment or the rear of the vehicle security system harness wires can be extended by soldering or crimping extra wire 18 AWG or larger available on Amazon com as needed The length required can be estimated with a measuring tape between the dash area and the final connection point of the extended wire s Additional wiring needs depend on the specific security system but may include e LED generally placed in the center of the dash area e Valet Switch generally placed under the dash near the driver s side kick panel e Extended Range RF Antenna generally placed on the windshield if present e External Sensors refer t
15. it should n n er or the sound of breaking glass utilizing an interior mounted microphone Based be a separate circuit that does not trigger other lt q ReMxto00 ol on stimulus such as impact to the vehicle the logic circuitry determines if the interior lighting An aftermarket pin switch can A sensitivity threshold is exceeded and if so sends a trigger to the security system be added if the vehicle lacks trunk lighting or an 74 isolated switch The security system is usually preset to accept only negative polarity trunk hatch triggers Regardless of sensor type the wired connections are similar The sensor has at least three wires to connect Those wires include 12 volt power chassis ground a negative trigger and in some cases a warning trigger for smaller disturbances not intended to trigger the full alarm cycle Many sensors come pre wired with plug in A trunk courtesy light or indicator in the connectors that attach to the main security system control unit and do not require dash area confirms the presence of a additional connections Some security systems have basic impact sensors built in factory trunk switch to the main control unit and do not require additional wire connections Vehicle Entry Points Hood It is often easier to install an aftermarket pin switch to monitor the hood even if a factory hood pin switch is present Standard pin switches are typically included with the security system for this
16. ity to the security system control unit which is often installed under the driver s side dash area Ignition Power security systems require 12 volt ignition power that is switched by the vehicle s key This lets the security system know when the car is on and being started or attempting to be started When the security system is armed this becomes a trigger point for the alarm This must be a true ignition source not an accessory power source like that used for in dash receiver installations The difference is that a true ignition source stays powered while the engine is cranking whereas an accessory source loses power while the engine Is cranking The true ignition source is an important input for detecting hot wiring or other car theft methods that bypass starting the car with a key security systems are usually configured to only accept a positive polarity ignition input Some systems allow configuration of negative polarity ignition inputs Ignition power is active in the ON and START key positions Ignition power is usually found in larger gauge wiring in the area of the key switch Car Electronics Resource Center CAR SECURITY INSTALLATION GUIDE Vehicle Entry Points Doors The door trigger inputs of a security system connect to the same door pin switch circuit s that trigger interior lighting A pin switch is an electrical device that uses a plunger that moves in and out to co
17. metal edges 3 After routing the wires into the engine compartment ensure the hole is well sealed with silicone sealant or water resistant material These examples show the factory grommet where wires pass from the interior into the engine compartment as a path for running your security system wires under the hood ir Engine compartment side after before wires pass through wires pass through ore lire TAO x Installation Continued Connect Wiring to Vehicle or Device Once the grouped wiring is routed to each location connect individual wires to the appropriate device such as an added pin switch the siren or main power wire s fuse holder or required electronic component such as a relay resistor or diode if not a direct wire to wire connection Then connect the device or component to vehicle wiring Follow the security system manufacturer s specific instructions for each wired connection including vehicle specific requirements for added relays resistors and or diodes Data interface modules require minimal connections to vehicle wiring The most important wired connections are to the vehicle s data wires usually located at the vehicle s On Board Diagnostics OBD II plug connector The data interface module installation instructions indicate the exact connection point of data wires Solder these connections to ensure long term reliability Use these guidelines when making security system connec
18. mplete or break an electrical circuit Depending on the vehicle there may be a single connection available that electrically con nects with all doors or each door may require its own connection Since the security system only provides one door trigger input when multiple doors are individually wired diodes must be used on each connection to isolate each circuit from the other doors This individual door trigger circuit is found in vehicles with door ajar indicators and information messages or courtesy lighting for the specific zones that activate when a specific door is opened The security system is generally configurable to accept positive or negative polar ity door triggers If diodes are required for each door pin switch connection use Silicon Diodes part number 1N4001 with a 1amp capacity Factory door pin switches are usually located in the door jambs or at the ends of the dash Vehicles with isolated door pin switches often have a dash indicator or DOOR OPEN message for each individual door ore lire TAO x Security System Inputs Continued Vehicle Entry Points Trunk Hatch Sensors The trunk hatch trigger is easily connected to These devices use electronic components with solid state logic circuitry to detect a courtesy lighting that illuminates when the trunk specific action such as an impact to the vehicle utilizing a piezo electric transduc or hatch is open The trunk hatch circu
19. nfigured for a direct wire to wire connection Common Installation Parts electrical components such as diodes relays and resistors may be required e Relays A relay serves as an electrical intermediary between the vehicle s circuits and the security system s input or output which allows it to change the electrical polarity of a given function from positive to negative or vice versa Relays also provide the ability to increase current capacity For example a 300mA output combined with a relay can safely provide up to 20 amps of current _ SPDT Bosch Type Automotive Relay As an example a security system may provide a positive 12 volt output for a given function like the parking lights but the vehicle circuit may use a switched chassis ground to complete the circuit path instead of switching 12 volts In order to make the parking lights flash on off the 12 volt positive security system output needs to be switched in electrical polarity from positive to negative e Diodes These devices are used to Isolate circuits from electrical connections to other circuits and direct electrical current to flow in only one direction Diodes allow multiple vehicle circuits to feed into a single security system wire Silicon Diode 1N4001 without connecting all the vehicle circuits together 1amp is commonly used As an example a diode on each door trigger wire is used to ensure that each doors courtesy light is unaffecte
20. nstallation technician to handle your most challenging installation needs Factory Data Network Wiring security System Data Interface A Module 7 Data 4 E 1poooo0on0 T Yooooooooy Vehicle Data Network Security System Input and Output Wires CAR SECURITY INSTALLATION GUIDE Car Electronics Resource Center amazon wee General Pre Installation Information This section contains general information about vehicle security system installation online resources and connecting security system inputs and outputs Identify Vehicle Circuits Identify the vehicle electrical circuits to determine whether a direct wire to wire installation is necessary or if a data interface module connection is possible Depending on the vehicle s electrical circuit polarity and voltage and whether the security system has the ability to configure the input or output electrical characteristics additional electronic components such as relays diodes and or resistors may be required for direct wire to wire connections Vehicle specific automotive wiring schematic resources are located on www eAutoRepair com www AllDataDIY com and aftermarket web re sources like The12volt Installogy Modified Life and Commando Security The circuits you need to identify and later test with a Digital Multimeter DMM include AllData and eAutoRepair vehicle e Parking Light Circuit e Ignition Circuit wiring schematics
21. o the sensor installation manual for suggested placement and wiring Car Electronics Resource Center amazon wee Beginning the Installation Continued Disassembly Guidelines Observe these guidelines when removing panels under the dash kick panels door sill panels A pillar windshield trim and or trim panels on the dashboard e Clear and unobstructed access to the area under the dash below the steering wheel is required to make most connections This often requires removal of plastic or leather cosmetic panels as well as metal sub dash structural panels e Always use a plastic pry tool to remove panels Wedge the pry tool into the panel seam and gently pry to release the panel clip s e Do not use screwdrivers to pry off plastic or upholstered panels This will scratch or gouge the panels Plastic pry tools allow safe removal of clipped in e f there are multiple panels that interlock determine which panel is underneath or on top or if the panels are fit PEE eve tied E une dies together with hidden clips Look for seams between panels where one panel ends and another begins This may side under dash area require disassembly of one or more surrounding panels before you can remove the main dash panel s e Look for hidden hardware behind switch panels ashtrays or in A C vents When prying the panel off be aware of any panel areas that are still attached There may be hidden screws in place e After
22. provide detailed e Door Lock Unlock Circuit e Starter Circuit UA a ESE Aa O A into which a security system connects e Door Open Dome Light Circuit e runk Hatch Open Circuit e Hood Open Circuit if aftermarket pin switch is not used Review the Security System Installation Manual s Always review the entire security system installation manual before beginning the installation An understanding of the security system s input and output wiring along with the vehicle s specific wiring information including circuit polarity and connection locations is necessary to install the security system safely and correctly Security System Installation Manual s e Security systems often require additional components such as single pole double throw SPDT automotive relays silicon diodes and resistors to correctly interface into vehicle circuits e Websites such as WireSheet or The12volt include tutorials on the use and application of these electronic components e Plan each connection in advance to determine the components needed and the best method to make a given connec tion between the vehicle wiring and the security system When using a data interface module review its installation manual and pay close attention to each wire connection Data connections may not completely eliminate the need for all hard wired connections in every case Therefore even with a data interface module you must determine which hard wired connections are
23. reason Weather resistant and sealed pin switches are ideal for this application and are available on Amazon com The pin switch attaches to a metal part of the vehicle where the hood closes such as the radiator core support and provides a negative trigger to the security system when the hood is opened The security system is usually preset to accept only negative polarity hood pin switch triggers so the connection is direct and requires no additional electronic components or modules if an aftermarket pin switch is used Angled and Straight Pin Impact Sensor with pre warning trigger and plug in harness Switch Examples Angled Bracket Review the Car Security Basics Buying Guide for details about the function of oi plead i each sensor type and their intended uses Car Electronics Resource Center amazon wee Security System Outputs Always refer to the security system s installation manual to determine the electrical polarity positive or negative of the output as well as whether it is configurable to suit the vehicle wiring In cases where direct wire to wire connections are used the output must also support adequate current to supply the circuit Flashing Parking Lights Flashing the parking lights is a visual deterrent when the alarm is activated but it is also a visual indicator of receiving and responding to remote control commands from the vehicle owner This is a convenient way to confirm the armed or dis
24. removal use plastic storage bags or containers to keep all hardware organized To locate basic disassembly information on your specific vehicle visit www scosche com Many vehicle service manuals with disassembly information such as Haynes or Chilton are available on Amazon com a Sve MRS 244925 Tavs i I SE 1I A er ESLL You may need to remove cosmetic plastic and structural metal panels under the dash to view and connect to vehicle wiring Vehicle service manuals such as those produced by Haynes and Chilton provide many disassembly procedures for areas of the vehicle where security system components are installed and connected Car Electronics Resource Center amazon wee CAR SECURITY INSTALLATION GUIDE Installation security system installation typically involves mounting the main control unit routing the wire harness to various locations and making the requisite connections At some of those connection points an additional component such as a pin switch siren fuse holder or specific electronic component relay resistor or diode may need to be installed to complete the task Place Security System Control Unit Once the lower dash area is disassembled place the security system control unit under the dash and secure it to existing wiring harnesses or non moving parts with zip ties Ensure that the control unit and wiring harness are not in the way of moving parts such as the steering column brake or clutch p
25. tions that tap in to the vehicle s wiring soldered wiretap connections 1 Strip 1 2 to 3 4 of insulation from the security system s wire end 2 Strip a 1 2 section of insulation from the middle of the vehicle wire Do not cut the wire 3 Separate the copper strands on two sides of the vehicle wire creating an opening through which the security system s wire can be inserted 4 Insert the security system s wire into the vehicle wire opening 5 Wrap the end of the security system wire around the exposed vehicle wire 6 Solder this connection 7 Use electrical tape to cover the connection when complete Soldered Connection Connect Main Power For 12 volt constant power wiring connect directly to the battery or under hood fuse panel power feed This ensures adequate current supply for the security system Leave the main power fuse out un til the system is ready to program and test Main power connects at the battery with a fuseholder to protect the wire Connect Chassis Ground Chassis grounding can be connected to ve hicle sheet metal in or around the driver s kick panel area Attach security system sensor and data module wires to the same ground point Avoid using factory ground points for these connections ii _ The kick panel area is a typical chassis ground location and where other input and or output connections are made lf soldering the wiretap connection is not possible
26. und connections as well as ignition power and a valet or programming switch must be connected because entering the programming se quence often involves turning the ignition and pressing or holding a programming button either the valet switch in the vehicle or a designated remote transmitter button with a specific sequence or time duration Read and follow the specific instructions provided by the manufacturer s installation manual to complete this step Enter the programming mode and complete the programming of the system according to manufacturer instructions Car Electronics Resource Center amazon wee Programming and Testing Continued Testing the System Once programming is complete the security system is ready to test Many systems have a testing or diagnostic mode that allow you to test the security system s inputs without arming and triggering the alarm for each entry point and sensor Review the security system user s manual to determine if this capability exists The default method of testing a security system involves testing each trigger point in real time and checking that responses such as the siren and lights flashing function as intended 1 Doors Arm the system and open each door one at a time If power door locks are connected and lock upon arming you may need to manually unlock the door with the key to open the door As each door opens the alarm should sound 2 Hood Sit in the vehicl
27. work wires With the exception of the main security system power and chassis ground this approach eliminates the requirement for direct wire to wire connections to the vehicle Still some input or output functionality may not operate through a data interface module If the data Data Interface Module Examples interface module does not recognize certain vehicle data or there is an unexplained electronic conflict hard wiring the circuit with a direct wire to wire connection from the security system to the vehicle may be necessary This may be required for a door trigger input or ignition input Data interface modules are vehicle specific and apply only to vehicles with on board computers Data interface modules are often used in vehicles with Controller Area Network CAN data bus systems this includes most 2008 or newer cars and light trucks sold in the US However data interface modules do not operate with every vehicle including some with on board computers When to Consider Professional Installation Before attempting any DIY security system installation assess your comfort level disassembling vehicle interior panels reading vehicle wiring schematics and testing electrical circuits with a Digital Multimeter DMM Also ensure you have the recommended tools for the job Many independent retail installation shops welcome jobs with products purchased on Amazon com Always look for a Mobile Electronics Certified Professional MECP i
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