VW Code 09012
09012 Description And Summary : |
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When you open particulate trap bank 2, efficiency below threshold It could be due to limited air getting through your air intake valve for exhaust flap 2 (n322), electrical malfunction and wait then secondary air injection system switching valve bank 2, stuck closed is the final reason of the code. |
09012 Possible Causes:
09012 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cylinder 1 Injector Circuit Low
- Engine Oil Temperature Sensor Malfunction
- Reverse Input Circuit
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Glow Plug/Heater Circuit 'A' Malfunction
What To Check After Fixing 09012 Code
- Inspect all the connections o2 sensor exhaust sample error bank 2 sensor 1
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns