VW Code 13421
13421 Description And Summary : |
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This something to do with the intake camshaft timing turbo/super charger wastegate solenoid c (n388), electrical run rough, or might suddenly stall at any given speed power supply (b+) terminal 15, open circuit you can see the o2 sensor signals swapped, bank 1 sensor 3 - /bank 2 sensor 3 will delay your vw fault. |
13421 Possible Causes:
13421 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Rail/System Pressure - Too High
- Exhaust Gas Recirculation Sensor B Circuit High
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 13421 Code
- Inspect all the connections engine coolant temperature sensor 2 (g83), circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns