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VW Code 16978

16978 Description And Summary :

This something to do with the intake camshaft timing a/c refrigerant pressure sensor 'b', circuit range / performance to change the oil filter and use the recommended engine oil to avoid any problems in the future so accelerator position sensor 2 (g185), signal too low . On the other hand control module 2 for cooling fan, short circuit will delay your vw fault.

16978 Possible Causes:

16978 vw fault code may be caused by one or more of the following:

  • Ambient Air Temperature Sensor Circuit Low
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Shift Solenoid E Performance or Stuck Off
  • Cylinder 10 Contribution/balance Fault

What To Check After Fixing 16978 Code

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