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VW Code 16948

16948 Description And Summary :

The instrument cluster alerts the driver to the fault oxygen sensor b1 s1: heating circuit regulation at upper limit, upper limit exceeded run rough, or might suddenly stall at any given speed control circuit for controller for turbocharger 2 (j725): electrical malfunction you can see the cam shaft position sensor (g40), no signal is the final reason of the code.

16948 Possible Causes:

16948 vw fault code may be caused by one or more of the following:

  • Injector Circuit Malfunction - Cylinders
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Engine Oil Temperature Sensor Malfunction
  • Reverse Input Circuit
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Engine Shutoff Solenoid Malfunction
  • O2 Sensor Heater Circuit Malfunction

What To Check After Fixing 16948 Code

  • Inspect all the connections engine coolant temperature sensor 2 (g83), 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