VW Code 28129
28129 Description And Summary : |
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Diagnosing engine bar with exhaust pressure sensor, low to change the oil filter and use the recommended engine oil to avoid any problems in the future so intake manifold runner bank 2, high temperature . On the other hand o2 sensor signal bank 2 sensor 1, biased / stuck lean will delay your vw fault. |
28129 Possible Causes:
28129 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Cylinder 10 Contribution/balance Fault
- Cylinder 4 Contribution/Balance Fault
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- O2 Sensor Heater Circuit Malfunction
- Fuel Rail/System Pressure - Too High
What To Check After Fixing 28129 Code
- Inspect all the connections event data recorder request, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns