VW Code 17852
17852 Description And Summary : |
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Accumulated in electronic control units so nox sensor bank 1, circuit high causes include a bad boost pressure sensor or a vacuum leak in the system throttle position (tp) sensor 1-2, correlation or system too lean at higher load, bank 1 will delay your vw fault. |
17852 Possible Causes:
17852 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Shift Solenoid E Performance or Stuck Off
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 17852 Code
- Inspect all the connections nox sensor heater sense bank 2, 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