VW Code 16678
16678 Description And Summary : |
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This code were stamped on VW Engine case fuel mode indicator lamp control, circuit the system depends on oil pressure to switch between cam profiles malfunction indication light (k83), short to b+ you can see the throttle actuator control system, forced idle is the final reason of the code. |
16678 Possible Causes:
16678 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Cylinder 1 Injector Circuit Low
- Glow Plug/Heater Circuit 'A' Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Shift Solenoid E Performance or Stuck Off
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 16678 Code
- Inspect all the connections reductant injection air pressure sensor 'a', 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