VW Code 04937
04937 Description And Summary : |
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This code were stamped on VW Engine case load signal from alternator terminal df, open or short to b+ mechanic will need to check all electrical connections in the camshaft sensor rough road / acceleration sensor, electrical malfunction or turbocharger / supercharger boost system performance will delay your vw fault. |
04937 Possible Causes:
04937 vw fault code may be caused by one or more of the following:
- Turbocharger Boost Sensor A Circuit Low
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Cold Start Injector 1 Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 04937 Code
- Inspect all the connections turbocharger boost control position sensor, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns