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 MANUALSAUDI2025A4 QUATTRO PRESTIGEREPAIR AND DIAGNOSISELECTRICALCOMPONENT LOCATIONSCOMPONENT LOCATIONS: CONTROL MODULES IN MIDDLE PART OF VEHICLECOMPONENT LOCATIONS: CONTROL MODULES IN MIDDLE PART OF VEHICLEROOF ELECTRONICS CONTROL MODULE -J528- COMPONENT LOCATION AND CONNECTOR END VIEWPIN ARRANGEMENTS ROOF ELECTRONICS CONTROL MODULE -J528
2025 Audi A4 Quattro Prestige
Pin Arrangements Roof Electronics Control Module -J528
2025 Audi A4 Quattro PrestigeSECTION Pin Arrangements Roof Electronics Control Module -J528
| -T6bc- (A) | Designation |
|---|---|
| 1 | |
| 2 | Terminal 58 |
| 3 | Terminal 30 |
| 4 | |
| 5 | Terminal 31 |
| 6 | LIN-Bus |
| -T16p- (B) | Designation |
|---|---|
| 1 | Left Rear Reading Lamp -W11- |
| 2 | Left Rear Reading Light Button -E454- |
| 3 | Terminal 31 |
| 4 | |
| 5 | |
| 6 | |
| 7 | |
| 8 | |
| 9 | Right Rear Reading Lamp -W12- |
| 10 | Right Rear Reading Light Switch -E455- |
| 11 | Terminal 58 |
| 12 | |
| 13 | |
| 14 | |
| 15 | |
| 16 |
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.