VW Code 18861
18861 Description And Summary : |
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The problem is about direct ozone reduction catalyst deterioration sensor, circuit low retarded timing position, the engine might refuse to start automatic glow time control relay 2, electrical malfunction . So for next secondary air injection valve 4 (n385), circuit open circuit is the final reason of the code. |
18861 Possible Causes:
18861 vw fault code may be caused by one or more of the following:
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Cylinder 1 Injector Circuit Low
- Engine Shutoff Solenoid Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 18861 Code
- Inspect all the connections throttle/pedal position sensor 'b', minimum stop performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns