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Autodata - Diagnostic Trouble Codes Fault locations and probable causes - 2004 edition

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I<br />

Transmission<br />

Model: A3 80 A4 1001A6 A6IAllroad A8 Coupe<br />

Cabriolet<br />

<strong>Trouble</strong> code identification<br />

VAG type <strong>Fault</strong> location Probable cause<br />

PO<br />

-<br />

-<br />

-<br />

Refer to EOBD trouble code table<br />

No fault found<br />

Solenoid valve 1<br />

Solenoid valve 2<br />

- / Solenoid valve 3<br />

- I Transmission<br />

-<br />

-<br />

-<br />

-<br />

Solenoid valve 4<br />

Solenoid valve 5<br />

Solenoid valve 6<br />

Solenoid valve 7<br />

-<br />

-<br />

Wiring, poor connection, transmission internal<br />

wiring, solenoid valve<br />

Wiring, poor connection, transmission internal<br />

wiring, solenoid valve<br />

Wiring, poor connection, transmission internal<br />

wiring, solenoid valve<br />

rwirin;<br />

- -<br />

hydraulic fault, clutchlvalve body<br />

Wiring, poor connection, transmission internal<br />

wiring, solenoid valve<br />

Wiring, poor connection, transmission internal<br />

wiring, solenoid valve<br />

- I Vehicle speed sensor (VSS) I Wiring, speedometer, insecure rotor, VSS<br />

-<br />

-<br />

-<br />

-<br />

-<br />

-<br />

ABS control module, LH front wheel<br />

speed signal - rangelperformance<br />

problem<br />

ABS control module, RH front wheel<br />

speed signal - rangelperformance<br />

problem<br />

ABS control module, RH rear wheel<br />

speed signal - rangelperformance<br />

problem<br />

ABS control module, LH rear wheel<br />

speed signal - rangelperformance<br />

problem<br />

Transmission range (TR) switch<br />

Transmission kick-down switch<br />

output shift speed (OSS) sensor -<br />

no signal<br />

Wiring, poor connection, transmission internal<br />

wiring, solenoid valve<br />

Wiring, poor connection, transmission internal<br />

wiring, solenoid valve<br />

Wiring, ABS trouble code(s) stored, incorrect ABS<br />

control module<br />

Wiring, ABS trouble code(s) stored, incorrect ABS<br />

control module<br />

Wiring, ABS trouble code(s) stored, incorrect ABS<br />

control module<br />

Wiring, ABS trouble code(s) stored, incorrect ABS<br />

control module<br />

Wiring, poor connection, TR switch<br />

Wiring, accelerator cable adjustment, transmission<br />

kick-down switch, TP sensor<br />

Wiring, transmission speed sensor, multi-plugs for<br />

VSS <strong>and</strong> transmission speed sensor interchanged<br />

- I Transmission mode selection switch I Wiring, transmission mode selection switch<br />

- Transmission fluid temperature (TFT) Wiring, poor connection, TFT sensor<br />

sensor<br />

-<br />

-<br />

Solenoid valve 8<br />

Solenoid valve 9<br />

- / Solenoid valve 10<br />

~arthreturn wire, modulation valve<br />

Wiring, poor connection, transmission internal<br />

wiring, solenoid valve<br />

Wiring, poor connection, transmission internal<br />

wiring, solenoid valve<br />

Wiring, poor connection, transmission internal<br />

wiring, solenoid valve<br />

[ Wiring open circuit, TCM<br />

- Transmission intermediate shaft speed Wiring open circuit, transmission intermediate shaft<br />

sensor - no signal<br />

speed sensor<br />

-

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