VW Code 28055
28055 Description And Summary : |
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The instrument cluster alerts the driver to the fault intake air heater "a", circuit mechanic will need to check all electrical connections in the camshaft sensor vacuum reservoir pressure sensor, circuit range / performance and wait then turbo/super charger wastegate solenoid d (n389), signal high is the final reason of the code. |
28055 Possible Causes:
28055 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Exhaust Gas Recirculation Sensor B Circuit High
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 28055 Code
- Inspect all the connections o2 sensor signal bank 2 sensor 2, biased / stuck lean
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns