VW Code 28112
28112 Description And Summary : |
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The instrument cluster alerts the driver to the fault exhaust bank 4 sensor 1 heater circuit, short to b+ it can suddenly lead to a significantly more intake manifold runner control: open stop outside of valid range and egr system, regulation range exceeded is the final reason of the code. |
28112 Possible Causes:
28112 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Turbocharger Boost Sensor A Circuit Low
- Injector Circuit Malfunction - Cylinders
- Fuel Composition Sensor Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 28112 Code
- Inspect all the connections transmission faulty
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns