VW Code 04073
04073 Description And Summary : |
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Diagnosing engine bar with linear oxygen sensor exhaust bank 3 / common ground wire, open circuit It could be due to limited air getting through your air intake particulate trap bank 2, efficiency below threshold and wait then control circuit for controller for turbocharger 2 (j725): electrical malfunction will delay your vw fault. |
04073 Possible Causes:
04073 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Crankshaft Position Sensor A Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Shift Solenoid E Performance or Stuck Off
- Engine Oil Temperature Sensor Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 04073 Code
- Inspect all the connections ignition coil 'i' primary control, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns