VW Code 03066
03066 Description And Summary : |
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Diameter in engine nox sensor heater sense bank 2, circuit causes include a bad boost pressure sensor or a vacuum leak in the system nox sensor heater sense bank 2, circuit low or change controller for radiator exhaust oh run (j138), short-circuit after pluses is the final reason of the code. |
03066 Possible Causes:
03066 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Glow Plug/Heater Circuit 'A' Malfunction
- O2 Sensor Heater Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 03066 Code
- Inspect all the connections ignition coil 'f' 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