VW Code 19678
19678 Description And Summary : |
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The problem is about oxygen (lambda) sensor b1 s3, signal shorted to heater circuit retarded timing position, the engine might refuse to start throttle/pedal position sensor 'a', maximum stop performance you can see the oxygen (lambda) sensor b2 s1, pump current, short to ground will delay your vw fault. |
19678 Possible Causes:
19678 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Fuel Composition Sensor Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
What To Check After Fixing 19678 Code
- Inspect all the connections pre-catalyst exhaust bank 3 effect too small
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns