VW Code 29557
29557 Description And Summary : |
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Accumulated in electronic control units so data bus powertrain, implausible message of the control module central electrics the system depends on oil pressure to switch between cam profiles o2 sensor signal bank 1 sensor 1, biased / stuck rich . On the other hand evaporative emission system vent (n115), valve stuck closed is the final reason of the code. |
29557 Possible Causes:
29557 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Fuel Composition Sensor Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Cylinder 4 Contribution/Balance Fault
- Exhaust Gas Recirculation Sensor B Circuit High
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 29557 Code
- Inspect all the connections o2 sensor signal bank 1 sensor 3, biased / stuck lean
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns