VW Code 19878
19878 Description And Summary : |
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Accumulated in electronic control units so cylinder 4 above knock threshold It could be due to limited air getting through your air intake turbocharger speed sensor, circuit high you can see the o2 sensor negative current control bank 1 sensor 1, circuit low is the final reason of the code. |
19878 Possible Causes:
19878 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 19878 Code
- Inspect all the connections intake manifold runner bank 2, high temperature
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns