What does code P1251 mean on Volkswagen vehicles?
The ECU detects a short to positive voltage in the cold start injector circuit.
OBD-II Code Volkswagen
P1251 — Volkswagen — Cold Start Injector Short to Positive
The ECU detects a short to positive voltage in the cold start injector circuit.
Common symptoms
- Difficulty starting engine
Possible causes
- Faulty cold start injector
- wiring short to positive
Initial recommendation
Inspect injector wiring and test or replace the cold start injector.
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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