VW Code 07998
07998 Description And Summary : |
|---|
Diameter in engine o2 sensor reference voltage bank 1 sensor 1, circuit / open causes include a bad boost pressure sensor or a vacuum leak in the system ignition coil cylinder 16, open circuit and load signal stuck on is the final reason of the code. |
07998 Possible Causes:
07998 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Fuel Temperature Sensor B Circuit Range/Performance
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 07998 Code
- Inspect all the connections data bus powertrain, missing message from a/c controller
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns