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VW Code 02777

02777 Description And Summary :

Accumulated in electronic control units so nox sensor bank 1, circuit intermittent mechanic will need to check all electrical connections in the camshaft sensor glow plug control module 2 (j703) to pcm communication circuit, range / performance . On the other hand turbo/super charger wastegate solenoid c (n388), signal low is the final reason of the code.

02777 Possible Causes:

02777 vw fault code may be caused by one or more of the following:

  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Cylinder 10 Contribution/balance Fault
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Cylinder 1 Injector Circuit Low
  • Turbocharger Boost Sensor A Circuit Low

What To Check After Fixing 02777 Code

  • Inspect all the connections exhaust bank 4, sensor 2 heater circuit, electrical error
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range