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VOLVO S80
MODEL YEAR(S
S80 1999-2002
KEY T-HARNESS IMMOBILIZER
N/A N/A VOLVO'S TRANSPONDER ANTI-THEFT SYSTEM, Requires 791 Bypass Module and extra Ignition Key
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT Connect to BATTERY ONLY
STARTER YELLOW/WHITE (+) IGNITION SWITCH HARNESS
STARTER 2 N/A
IGNITION 1 BLUE/RED (+) IGNITION SWITCH HARNESS
IGNITION 2 N/A
IGNITION 3 N/A
ACCESSORY/HEATER BLOWER 1 PURPLE (+) IGNITION SWITCH HARNESS
ACCESSORY/HEATER BLOWER 2 N/A
KEYSENSE YELLOW (+) (REQUIRED to REMOTE START) IGNITION SWITCH HARNESS
PARKING LIGHTS ( - ) N/A
PARKING LIGHTS ( + ) WHITE (+) @ FUSE BOX UNDER DRIVERS SIDE of DASH
POWER LOCK PURPLE/WHITE (TYPE B) See NOTE *1 @ DRIVERS DOOR MODULE in DOOR
POWER UNLOCK BLUE/WHITE (TYPE B) See NOTE *1 (Requires Double Pulse) @ DRIVERS DOOR MODULE in DOOR
LOCK MOTOR WIRE YELLOW (+) @ DRIVERS DOOR MODULE in DOOR
DOOR TRIGGER WHITE (+) @ UNDERDASH LIGHT
DOMELIGHT SUPERVISION TURNS ON with UNLOCK
TRUNK RELEASE GRAY/WHITE (5-Wire) See NOTE *4 @ WHITE Plug, behind Drivers Taillight 31101_S80_5-WIRE TRUNK RELEASE DIAGRAM.pdf
SLIDING POWER DOOR N/A
HORN YELLOW (-) @ CEM Module, See NOTE *2
TACH See NOTE *3 @ ANY IGNITION COIL
WAIT TO START LIGHT N/A
BRAKE YELLOW (+) @ SWITCH ABOVE BRAKE PEDAL
FACTORY ALARM DISARM DISARMS WITH UNLOCK, Single Pulse Disarms
ANTI-THEFT TRANSPONDER ANTI-THEFT SYSTEM, REQUIRES 791 BYPASS MODULE AND EXTRA IGNITION KEY TRANSPONDER @ IGNITION SWITCH TUMBLER
NOTES
NOTE *1 these wires are the DRIVERS DOOR KEY CYLINDER wires, to test, you must meter while TURNING the KEY in the DRIVERS DOOR KEY CYLINDER.





NOTE *2 the CEM (Central Electronic Module) is part of the FUSE/RELAY BOX under the DRIVERS SIDE of the DASH.





NOTE *3 you can uses any of the following wire colors at the coils for tach: BLUE, BROWN, YELLOW, PINK, PURPLE, or GRAY.





NOTE *4 the TRUNK/HATCH RELEASE on this vehicle uses a 5-WIRE SYSTEM, that will require an EXTRA RELAY PART #775, to connect, See DIAGRAM
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