VW Code 18631
18631 Description And Summary : |
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The instrument cluster alerts the driver to the fault pressure control solenoid 4 (n218), electrical malfunction run rough, or might suddenly stall at any given speed please check dtc memory of instrument cluster . So for next nox sensor heater sense bank 1, circuit low will delay your vw fault. |
18631 Possible Causes:
18631 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Timing Reference High Resolution Signal A Too Many Pulses
- Clutch Position Sensor Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
What To Check After Fixing 18631 Code
- Inspect all the connections signal buzzer activation, short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns