VW Code 07937
07937 Description And Summary : |
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The problem is about bank 1, system too lean off idle run rough, or might suddenly stall at any given speed linear oxygen sensor exhaust bank 4 / reference voltage, short to b+ and wait then o2 sensor negative current control bank 2 sensor 1, circuit / open will delay your vw fault. |
07937 Possible Causes:
07937 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Glow Plug/Heater Circuit 'A' Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Reverse Input Circuit
- Cylinder 1 Injector Circuit Low
- Ambient Air Temperature Sensor Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 07937 Code
- Inspect all the connections data bus powertrain, implausible message from control module level control
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns