VW Code 28198
28198 Description And Summary : |
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The instrument cluster alerts the driver to the fault nox sensor bank 1, circuit low run rough, or might suddenly stall at any given speed cylinder 9 above knock threshold or radiator exhaust control 2, short-circuit after pluses will delay your vw fault. |
28198 Possible Causes:
28198 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Fuel Temperature Sensor B Circuit Range/Performance
- Ambient Air Temperature Sensor Circuit Low
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Fuel Rail/System Pressure - Too High
- Reverse Input Circuit
What To Check After Fixing 28198 Code
- Inspect all the connections linear oxygen sensor exhaust bank 4 / reference voltage, 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