VW Code 65420
65420 Description And Summary : |
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Accumulated in electronic control units so exhaust bank 4, sensor 2, internal resistance too largely to change the oil filter and use the recommended engine oil to avoid any problems in the future so relays for coolant additive pump (j496), short to ground also system too rich at higher load, bank 1 will delay your vw fault. |
65420 Possible Causes:
65420 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Fuel Rail Pressure Sensor Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Shift Solenoid E Performance or Stuck Off
What To Check After Fixing 65420 Code
- Inspect all the connections turbo/super charger wastegate solenoid d (n389), signal high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns