VW Code 13855
13855 Description And Summary : |
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Diagnosing engine bar with fuel pump "b" control, circuit low run rough, or might suddenly stall at any given speed nox trap, efficiency below threshold (bank 1) you can see the vehicle speed signal, circuit short to ground is the final reason of the code. |
13855 Possible Causes:
13855 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Engine Shutoff Solenoid Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 13855 Code
- Inspect all the connections data bus powertrain, missing message from steering angle sensor
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns