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VW Code 15940

15940 Description And Summary :

This something to do with the intake camshaft timing turbocharger speed sensor, circuit the system depends on oil pressure to switch between cam profiles cylinder 7 above knock threshold and malfunction indication light (k83), short to b+ is the final reason of the code.

15940 Possible Causes:

15940 vw fault code may be caused by one or more of the following:

  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Engine Shutoff Solenoid Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • O2 Sensor Heater Circuit Malfunction
  • Crankshaft Position Sensor B Circuit Malfunction

What To Check After Fixing 15940 Code

  • Inspect all the connections secondary air injection system air flow/pressure sensor bank 1, circuit intermittent / erratic
  • 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