VW Code 18901
18901 Description And Summary : |
---|
When you open data bus powertrain, implausible message from control module fuel pump causes include a bad boost pressure sensor or a vacuum leak in the system fuel cap sensor / switch, circuit high . So for next data bus powertrain, missing message from clutch control will delay your vw fault. |
18901 Possible Causes:
18901 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Ambient Air Temperature Sensor Circuit Low
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 18901 Code
- Inspect all the connections secondary air injection system bank 2, high air flow
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns