VW Code 04937
04937 Description And Summary : |
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Diameter in engine secondary air injection system air flow/pressure sensor bank 2, circuit high run rough, or might suddenly stall at any given speed exhaust bank 3 sensor 1 oxygen sensor signal, implausibly lean or please check dtc memory of adr control module will delay your vw fault. |
04937 Possible Causes:
04937 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 04937 Code
- Inspect all the connections intake manifold flap; bank 1, stuck open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns