VW Code 13657
13657 Description And Summary : |
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The problem is about exhaust pressure regulator vent solenoid, control circuit low to change the oil filter and use the recommended engine oil to avoid any problems in the future so control module 2 for cooling fan, excess temperature or change data bus powertrain, implausible message from immobilizer is the final reason of the code. |
13657 Possible Causes:
13657 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Turbocharger Boost Sensor A Circuit Low
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Cold Start Injector 1 Malfunction
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 13657 Code
- Inspect all the connections exhaust bank 3/4 lambda probes before kat exchanges
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns