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 MANUALSAUDI1998A8 SEDAN (4D2) V8-3.7L (AEW)REPAIR AND DIAGNOSISDIAGRAMSELECTRICAL DIAGRAMSAUTOMATIC TRANSMISSION/TRANSAXLEAUTOMATIC TRANSMISSION, CODE 01LWIRING DIAGRAMS INDEXSPLICES
1998 Audi A8 Sedan (4D2) V8-3.7L (AEW)
Splices
1998 Audi A8 Sedan (4D2) V8-3.7L (AEW)SECTION Splices
HARNESS SPLICES
NOTE: Harness splices are points inside a wiring harness where two or more wires are crimped and/or soldered together. Harness splices are indicated on the diagrams by an alphanumeric code inside a circle
A2 - Plus connection (15), in instrument panel wiring harness Track 29-42
A17 - Wire connection (61), in instrument panel wiring harness Track 43-56
A18 - Wire connection (54), in instrument panel wiring harness Track 43-56
A19 - Wire connection (58d), in instrument panel wiring harness Track 43-56
A37 - Wire connection (58a), in instrument panel wiring harness Track 43-56
A76 - Connector (K-diagnosis wire). in instrument panel wiring harness Track 1-14
A87 - Connector (RF), in instrument panel wiring harness Track 43-56
D50 - Plus connection (30), in engine compartment wiring harness Track 1-14
E20 - Plus connection (30), in Motronic Multiport Fuel Injection (MFI) wiring harness Track 1-14
E105 - Ground connection, in instrument panel wiring harness left Track 1-14
E113 - Ground connection, in instrument panel wiring harness Track 15-28, 29-42
E115 - Ground connection (center console), in instrument panel wiring harness Track 15-28
Q22 - Wire connection -1-, in rear lid wiring harness Track 43-56
Z40 - Plus connection (15), in cruise control wiring harness Track 15-28
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.