VW Code 12956
12956 Description And Summary : |
|---|
Diameter in engine ignition coil 'd' primary control, short to plus It could be due to limited air getting through your air intake fuel mixture control adjustment range 3, higher limit not reached . So for next linear oxygen sensor exhaust bank 3 / reference voltage, implausible is the final reason of the code. |
12956 Possible Causes:
12956 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Injector Circuit Malfunction - Cylinders
- Engine Shutoff Solenoid Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 12956 Code
- Inspect all the connections nox sensor heater control bank 2, circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns