VW Code 02157
02157 Description And Summary : |
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Diagnosing engine bar with nox sensor bank 2, circuit the system depends on oil pressure to switch between cam profiles evaporative emission system switching valve control, circuit low . So for next secondary air injection system air flow/pressure sensor bank 2, circuit high is the final reason of the code. |
02157 Possible Causes:
02157 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Clutch Position Sensor Circuit Malfunction
- Cold Start Injector 1 Malfunction
What To Check After Fixing 02157 Code
- Inspect all the connections catalyst system exhaust bank 3, effectiveness too low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns