VW Code 18861
18861 Description And Summary : |
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Staring in engine linear oxygen sensor exhaust bank 2 / reference voltage, open circuit causes include a bad boost pressure sensor or a vacuum leak in the system valve for pump - jet: cylinder 12 (n308), circuit low input . So for next reductant temperature sensor, circuit high will delay your vw fault. |
18861 Possible Causes:
18861 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Engine Oil Temperature Sensor Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Shift Solenoid E Performance or Stuck Off
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 18861 Code
- Inspect all the connections vehicle speed sensor 'a' / 'b', correlation
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns