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 DIAGNOSIS (SINGLE PAGE)ELECTRICALCOMPONENT LOCATIONSCOMPONENT LOCATIONS: COUPLING POINTSCOMPONENT LOCATIONS: COUPLING POINTSRADIATOR LOUVER COUPLING POINT -TKJ- / COUPLING POINT IN ENGINE COMPARTMENT -TM- / COUPLING POINT IN ENGINE COMPARTMENT, LEFT -TML- / COUPLING POINT IN CENTER OF ENGINE COMPARTMENT -TMM- / COUPLING POINT ON ENGINE, TOP -TMO- ENGINE PRE-WIRING COUPLING POINT 1, ADAPTER CABLE -TMOAD1COUPLING POINT IN ENGINE COMPARTMENT -TM- / COUPLING POINT IN ENGINE COMPARTMENT, LEFT -TML- / COUPLING POINT IN CENTER OF ENGINE COMPARTMENT -TMM- / COUPLING POINT ON ENGINE, TOP -TMO-, 2.0L-GASOLINE ENGINE
2025 Audi A4 Quattro Prestige
Coupling point in engine compartment -TM- / Coupling point in engine compartment, left -TML- / Coupling point in center of engine compartment -TMM- / Coupling point on engine, top -TMO-, 2.0L-GASOLINE ENGINE
2025 Audi A4 Quattro PrestigeSECTION Coupling point in engine compartment -TM- / Coupling point in engine compartment, left -TML- / Coupling point in center of engine compartment -TMM- / Coupling point on engine, top -TMO-, 2.0L-GASOLINE ENGINE
Fig 1: Identifying Engine Compartment -TM- and -TML-, Center Of Engine -TMM-, And Top Of Engine -TMO-Coupling Points (2.0L Gasoline Engine)
- A - 8-Pin Connector -T8g-, black / 8-Pin Connector -T8gx-, black
- B - 8-Pin Connector -T8f-, black / 8-Pin Connector -T8fx-, black
- C - 14-Pin Connector -T14b-, black / 14-Pin Connector -T14bx-, black
- D - 14-Pin Connector -T14a-, black / 14-Pin Connector -T14ax-, black
RENDER: 1.0x
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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.