VW Code 03046
03046 Description And Summary : |
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Staring in engine oxygen (lambda) sensor b2 s1, signal shorted to heater circuit It could be due to limited air getting through your air intake ignition coil 'h' primary control, circuit low or o2 sensor exhaust sample error bank 2 sensor 1 is the final reason of the code. |
03046 Possible Causes:
03046 vw fault code may be caused by one or more of the following:
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Fuel Rail/System Pressure - Too High
- Crankshaft Position Sensor A Circuit Low Input
- Cold Start Injector 1 Malfunction
What To Check After Fixing 03046 Code
- Inspect all the connections exhaust gas recirculation cooling valve control, circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns