VW Code 02420
02420 Description And Summary : |
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This something to do with the intake camshaft timing ignition switch run position, circuit low run rough, or might suddenly stall at any given speed data bus powertrain, malfunction or change oxygen (lambda) sensor b1 s2, signal shorted to heater circuit is the final reason of the code. |
02420 Possible Causes:
02420 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- O2 Sensor Heater Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 4 Contribution/Balance Fault
- Turbocharger Boost Sensor A Circuit Low
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
What To Check After Fixing 02420 Code
- Inspect all the connections activation 2-unit injector valve, electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns