What does code P1145 mean on Volkswagen vehicles?
The ECU detects that the mass air flow (MAF) sensor signal circuit is shorted to positive voltage.
OBD-II Code Volkswagen
P1145 — Volkswagen — Mass Air Flow Sensor Short to Positive
The ECU detects that the mass air flow (MAF) sensor signal circuit is shorted to positive voltage.
Common symptoms
- Check engine light on
Possible causes
- Damaged wiring shorted to positive voltage
- faulty MAF sensor
Initial recommendation
Inspect wiring harness for shorts and test or replace the MAF sensor.
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 Volkswagen code P1145 with your vehicle's actual symptoms for more complete diagnostic guidance.
Go to the app View more brands