VW Code 13866
13866 Description And Summary : |
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The instrument cluster alerts the driver to the fault crankshaft position signal output, circuit / open retarded timing position, the engine might refuse to start exhaust gas recirculation cooling valve control, circuit high . So for next powertrain data bus, missing message from abs controller will delay your vw fault. |
13866 Possible Causes:
13866 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Turbocharger Boost Sensor A Circuit Low
- Injector Circuit Malfunction - Cylinders
- O2 Sensor Heater Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 13866 Code
- Inspect all the connections intake manifold tuning valve (bank 1), stuck closed
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns