What does code P1677 mean on Audi vehicles?
A short to positive has been detected in the MIL circuit of the drive-by-wire system.
OBD-II Code Audi
P1677 — Audi — Drive by Wire – MIL Circuit Short to B+
A short to positive has been detected in the MIL circuit of the drive-by-wire system.
Common symptoms
- MIL permanently illuminated.
Possible causes
- Faulty wiring.
Initial recommendation
Inspect drive-by-wire MIL wiring harness.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
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