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AUDI TT
MODEL YEAR(S
TT 2003-2004
KEY T-HARNESS IMMOBILIZER
N/A N/A AUDI'S TRANSPONDER ANTI-THEFT SYSTEM, See NOTE #7
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT RED (+) @ IGNITION SWITCH HARNESS
STARTER RED/BLACK (+), See NOTE #1 @ IGNITION SWITCH HARNESS
STARTER 2 BLUE (+) or RED/BLACK (+), See NOTE #1 @ IGNITION SWITCH HARNESS
IGNITION 1 BLACK (+) @ IGNITION SWITCH HARNESS
IGNITION 2 N/A
IGNITION 3 N/A
ACCESSORY/HEATER BLOWER 1 BLACK/RED (+) @ IGNITION SWITCH HARNESS
ACCESSORY/HEATER BLOWER 2 N/A
KEYSENSE N/A
PARKING LIGHTS ( - ) If Equipped with DRL, See NOTE #2 @ HEADLIGHT SWITCH, See DIAGRAM 14301_TT_5-WIRE PARKING LIGHT ISOLATION DIAGRAM.pdf
PARKING LIGHTS ( + ) NOT equipped with DRL, See NOTE #2 @ HEADLIGHT SWITCH See DIAGRAM 14301_TT_DUAL PARKING LIGHT DIAGRAM.pdf
POWER LOCK PURPLE/GRAY to BROWN/YELLOW (TYPE B) @ CENTRAL LOCKING CONTROL MODULE, C3 PIN 12, See NOTE #3
POWER UNLOCK RED/GRAY ot GREEN/YELLOW (TYPE B) (Requires Double Pulse) @ CENTRAL LOCKING CONTROL MODULE, C3 PIN 6, See NOTE #3
LOCK MOTOR WIRE N/A
DOOR TRIGGER See NOTE #4 @ CENTRAL LOCKING CONTROL MODULE C5 PINS 1 and 10, See NOTE #3 14301_TT_(-) NEGATIVE DOOR PIN ISOLATION CIRCUIT.pdf
DOMELIGHT SUPERVISION BROWN/WHITE (-) @ CENTRAL LOCKING CONTROL MODULE C1 PIN 2, See NOTE #3
TRUNK RELEASE PURPLE/GREEN (5-Wire), See NOTE #5 @ CENTRAL LOCKING CONTROL MODULE, C4 PIN 5, See NOTE #3 14301_TT_5-WIRE TRUNK RELEASE DIAGRAM.pdf
SLIDING POWER DOOR N/A
HORN BLACK/YELLOW (+) @ HORN RELAY, UNDER DRIVERS SIDE of DASH
TACH GREEN/BROWN (AC) @ ECM, PIN 37, See NOTE #6
WAIT TO START LIGHT N/A
BRAKE RED/BLACK (+) @ SWITCH ABOVE BRAKE PEDAL
FACTORY ALARM DISARM DISARMS WITH UNLOCK, Single Pulse on UNLOCK wire, Disarms
ANTI-THEFT AUDI'S TRANSPONDER ANTI-THEFT SYSTEM, See NOTE #7 @ IGNITION SWITCH TUMBLER
NOTES
NOTE #1: When Installing a REMOTE STARTER, you MUST use BOTH Starter #1 and Starter #2

wires. Both wires must be connected to the STARTER/CRANKING Output wire from the

Remote Starter or the vehcile will NOT Remote Start when the Engine is cold.





NOTE #2: On vehicles with DLR, use the GRAY/YELLOW (+) at the HEADLIGHT SWITCH, use a

RELAY to isolate this wire use the DIAGRAM on the (-) PARKING LIGHTS INFO. On

vehicles without the DRL, use the GRAY/BROWN and GRAY/PURPLE (+) wires at the

HEADLIGHT SWITCH and use the DIAGRAM





NOTE #3: The CENTRAL LOCKING CONTROL MODULE is located in the DRIVERS SIDE QUARTER

PANEL in front of the FENDERWELL





NOTE #4: The DRIVERS DOOR is a BROWN/YELLOW (-) and the PASSENGER DOOR is a

BROWN/WHITE (-) both wires are at the CENTRAL LOCKING MODULE, when

connecting to an ALARM SYSTEM use BOTH wires and DIODE ISOLATE See DIAGRAM





NOTE #5: the TRUNK/HATCH Release system on this vehicle uses a 5-Wire Circuit and will

require an extra Relay Part #775 to connect, See DIAGRAM





NOTE #6: The ECM is located under the PLASTIC COVER on the FIREWALL under the hood.









NOTE #7: AUDI'S TRANSPONDER ANTI-THEFT SYSTEM, Requires Bypass Module,

Part # 791 Bypass and an extra ignition key for REMOTE STARTING ONLY



to order, go to the SECURITY BYPASS MODULE Page on this website
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