What does code P1403 mean on BMW vehicles?
The ECU detects an electrical malfunction in the control circuit of the EVAP carbon canister shut-off valve.
OBD-II Code BMW
P1403 — BMW — Carbon Canister Shut Off Valve Control Circuit Electrical
The ECU detects an electrical malfunction in the control circuit of the EVAP carbon canister shut-off valve.
Common symptoms
- Check engine light illuminated
Possible causes
- Faulty shut-off valve solenoid
- wiring or connector issues
Initial recommendation
Inspect EVAP shut-off valve operation and wiring integrity.
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 BMW code P1403 with your vehicle's actual symptoms for more complete diagnostic guidance.
Go to the app View more brands