VW Code 17937
17937 Description And Summary : |
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Accumulated in electronic control units so data-bus powertrain, missing message from engine controller (ecu) it can suddenly lead to a significantly more evaporative emission system leak detection pump sense, circuit / open . So for next secondary air injection system air flow/pressure sensor bank 1, circuit high will delay your vw fault. |
17937 Possible Causes:
17937 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Crankshaft Position Sensor A Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Fuel Rail/System Pressure - Too High
What To Check After Fixing 17937 Code
- Inspect all the connections exhaust gas temperature sensor 2 bank 2 (g449), short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns