Vehicle
Wiring Details for your
2009- Audi A3 Wiring Diagram |
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Listed below is the vehicle specific wiring diagram for your car alarm, remote starter or keyless entry installation into your 2009- Audi A3 . This information outlines the wires location, color and polarity to help you identify the proper connection spots in the vehicle. Please be sure to test all of your wires with a digital multimeter before making any connections. More information on using a multimeter and testing wires please see our Technical Support Area.
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| PART |
COLOR |
LOCATION |
| 12 VOLT
CONSTANT |
RED/BLACK(+) and RED/BLUE(+) 30 AMP |
@ VESCM, (2-PIN PLUG(L), PIN 1, (11-PIN PLUG(A), PIN 1, NOTE #2 |
| STARTER |
RED/BLACK (+) |
@ VESCM, (BLACK, 12-PIN PLUG(G), PIN 1, NOTE #2 |
| STARTER
2 |
N/A |
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| IGNITION
1 |
BLACK (+) |
@ VESCM, (BLACK, 12-PIN PLUG(G), PIN 11, NOTE #2 |
| IGNITION
2 |
N/A |
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| IGNITION
3 |
N/A |
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| ACCESSORY/HEATER
BLOWER 1 |
N/A |
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| ACCESSORY/HEATER
BLOWER 2 |
N/A |
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| KEYSENSE |
N/A |
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| PARKING
LIGHTS ( - ) |
GRAY/YELLOW (-), NOTE #3 |
@ HEADLIGHT Switch or VESCM, (BLACK, 16-PIN PLUG(E), PIN 1, NOTE #2 |
| PARKING
LIGHTS ( + ) |
GRAY/BLACK(+)(Left Front) and GRAY/RED(+)(Right Front), use both, NOTE #4 |
@ VESCM, (11-PIN PLUG(A), PIN 7, (11-PIN PLUG(D), PIN 10, NOTE #2 |
| POWER LOCK |
PURPLE/BLUE (TYPE B) |
@ DRIVERS DOOR CONTROL MODULE, (32-PIN PLUG), PIN 32 |
| POWER UNLOCK |
Use LOCK wire |
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| DOOR TRIGGER |
GRAY/PURPLE (-) |
@ DRIVERS DOOR CONTROL MODULE, (20-PIN PLUG), PIN 7 |
| DOMELIGHT
SUPERVISION |
BLUE/GRAY (-) |
@ VESCM, (12-PIN PLUG(B), PIN 11, NOTE #2 |
| TRUNK RELEASE |
WHITE/GRAY (-) |
@ DRIVERS DOOR CONTROL MODULE, (32-PIN PLUG), PIN 30 |
| SLIDING
POWER DOOR |
N/A |
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| HORN |
BLACK/YELLOW (+) |
@ VESCM, (6-PIN PLUG(J), PIN 6, NOTE #2 |
| TACH |
NOTE #5 |
@ Any FUEL-INJECTOR |
| WAIT TO
START LIGHT |
N/A |
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| BRAKE |
BLACK/YELLOW (+) |
@ BRAKE PEDAL Switch or VESCM, (BLACK, 16-PIN PLUG(E), PIN 2, NOTE #2 |
| FACTORY
ALARM DISARM |
BLUE/WHITE (-) NOTE #6 |
@ DRIVERS DOOR CONTROL MODULE, (20-PIN PLUG), PIN 16 |
| ANTI-THEFT |
AUDI'S TRANSPONDER ANTI-THEFT SYSTEM, See NOTE #1 |
@ IGNITION SWITCH TUMBLER |
| EXTRA
INFORMATION |
| NOTE #1: AUDI'S TRANSPONDER ANTI-THEFT SYSTEM, Requires Bypass Module,
Part # 791 Bypass and an extra ignition key for REMOTE STARTING
Operation.
To order go to the SECURITY BYPASS MODULE Page on the website.
NOTE #2: the VESCM, (Vehicle Electronic System Control Module) is part of the RELAY BOX,
UNDER the DRIVERS DASH.
NOTE #3: the HEADLIGHT SWITCH OFF wire will need to be INTERRUPTED with a RELAY at the
HEADLIGHT SWITCH, the wire is a BLACK/WHITE (-) @ the VESCM, (BLACK, 16-PIN
PLUG(E), PIN 16.
NOTE #4: the LEFT REAR Parking light is a GRAY/BLACK(+) at VESCM,(12-PIN PLUG), PIN 10 and
RIGHT REAR Parking light is a GRAY/RED(+) @ VESCM,(12-PIN PLUG), PIN 9 use all 4
and ISOLATE with RELAYS.
NOTE #5: Any wire NOT RED STRIPED(2.0T) and any wire NOT RED/BLACK(3.2) all TEST (AC)
NOTE #6: TEST this wire while Turning the KEY in the DRIVERS DOOR.
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