What does code P1691 mean on Volkswagen vehicles?
The ECU detects an open circuit in the MIL circuit.
OBD-II Code Volkswagen
P1691 — Volkswagen — Malfunction Indicator Lamp Open Circuit
The ECU detects an open circuit in the MIL circuit.
Common symptoms
- MIL remains off
Possible causes
- Open wiring circuit
Initial recommendation
Check MIL circuit continuity and repair wiring.
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.
Analyze this code with MecaOBD
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