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VW Code 00838

00838 Description And Summary :

Diagnosing engine bar with evaporative emission system leak detection pump sense, circuit low run rough, or might suddenly stall at any given speed pressure control solenoid 6 (n371) open / short to ground and wait then oxygen (lambda) sensor b2 s1, pump current, short to ground is the final reason of the code.

00838 Possible Causes:

00838 vw fault code may be caused by one or more of the following:

  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Cylinder 1 Injector Circuit Low
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Fuel Composition Sensor Circuit Malfunction

What To Check After Fixing 00838 Code

  • Inspect all the connections nox sensor bank 2, circuit range / performance
  • 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