What does code P1251 mean on Audi vehicles?
A short to battery positive has been detected in the start of injection solenoid circuit.
OBD-II Code Audi
P1251 — Audi — Start of Injection Solenoid Circuit Short to B+
A short to battery positive has been detected in the start of injection solenoid circuit.
Common symptoms
- Engine will not start.
Possible causes
- Faulty wiring or solenoid.
Initial recommendation
Inspect injection solenoid and 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
Use the app to combine Audi code P1251 with your vehicle's actual symptoms for more complete diagnostic guidance.
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