Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSAUDI1998A4 AVANT QUATTRO, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)BRAKESTRACTION CONTROLANTI-LOCK BRAKE SYSTEM/TRACTION CONTROL - 5.3DTC TESTINGNOTES
1998 Audi A4 Avant Quattro, Automatic
DTC Testing: Notes
1998 Audi A4 Avant Quattro, AutomaticSECTION Notes
DTC DEFINITIONS
| Code | Fault Description |
|---|---|
| DTC 00000 | No Fault Detected |
| DTC 00283 | Left Front Wheel Speed Sensor |
| DTC 00285 | Right Front Wheel Speed Sensor |
| DTC 00287 | Right Rear Wheel Speed Sensor |
| DTC 00290 | Left Rear Wheel Speed Sensor |
| DTC 00301 | Return Flow Pump |
| DTC 00526 | Stoplight Switch |
| DTC 00529 | RPM Signal Missing |
| DTC 00532 | Supply Voltage |
| DTC 00597 | Varying Wheel Speed Impulse |
| DTC 00623 | ABS Transmission Electrical Connection |
| DTC 00646 | ABS Motor Electrical Connection No. 1 |
| DTC 00647 | ABS Motor Electrical Connection No. 2 |
| DTC 00761 | DTC Stored In PCM |
| DTC 01130 | ABS Operation Implausible Signal |
| DTC 01200 | ABS Valves Voltage Supply |
| DTC 01201 | ABS Pump Voltage Supply |
| DTC 01203 | Instrument Panel ABS Pump Voltage Supply |
| DTC 65535 | Control Module Fault |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.