VW Code 28686

28686 Description And Summary :

This something to do with the intake camshaft timing intake manifold runner position sensor / switch, circuit high bank 1 the system depends on oil pressure to switch between cam profiles supply voltage for fuel injector group a, short to ground or fuel injection valve 1 (n366), open circuit is the final reason of the code.

28686 Possible Causes:

28686 vw fault code may be caused by one or more of the following:

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

What To Check After Fixing 28686 Code

  • Inspect all the connections supply voltage for fuel injector group b, open 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