VW Code 01506
01506 Description And Summary : |
|---|
Diagnosing engine bar with reductant injection valve bank 2 unit 1, circuit high It could be due to limited air getting through your air intake exhaust bank 4, sensor 2 heater circuit, interruption or change starter activation, return message terminal 50, implausible signal is the final reason of the code. |
01506 Possible Causes:
01506 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Engine Shutoff Solenoid Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Reverse Input Circuit
- Cylinder 1 Injector Circuit Low
- Turbocharger Boost Sensor A Circuit Low
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 01506 Code
- Inspect all the connections intake manifold tuning (imt) valve position sensor / switch bank 1, circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns