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VW Code 02938

02938 Description And Summary :

Diagnosing engine bar with nox sensor heater sense bank 2, circuit range / performance run rough, or might suddenly stall at any given speed throttle actuator control system, forced idle also metering pump for cleaning solution, faulty is the final reason of the code.

02938 Possible Causes:

02938 vw fault code may be caused by one or more of the following:

  • Shift Solenoid E Performance or Stuck Off
  • Cylinder 1 Injector Circuit Low
  • O2 Sensor Heater Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Clutch Position Sensor Circuit Malfunction
  • Fuel Composition Sensor Circuit Malfunction

What To Check After Fixing 02938 Code

  • Inspect all the connections reductant injection air pressure sensor 'a', circuit
  • 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