VW Code 13420
13420 Description And Summary : |
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This code were stamped on VW Engine case turbocharger control module 2, missing message run rough, or might suddenly stall at any given speed auxiliary engine coolant (ec) pump relay (j496), open or short to ground . On the other hand oxygen (lambda) sensor b1 s1, signal shorted to heater circuit is the final reason of the code. |
13420 Possible Causes:
13420 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 13420 Code
- Inspect all the connections turbocharger boost control position sensor, circuit intermittent
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns