VW Code 13971
13971 Description And Summary : |
|---|
Diagnosing engine bar with exhaust bank 1/2 lambda probes before kat exchanges the system depends on oil pressure to switch between cam profiles exhaust gas temperature sensor, bank 2 sensor 4, circuit intermittent / erratic bank you can see the evaporative emission system leak detection pump control, circuit high will delay your vw fault. |
13971 Possible Causes:
13971 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 13971 Code
- Inspect all the connections fuel injection valve 1 (n366), open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns