VW Code 28112
28112 Description And Summary : |
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The instrument cluster alerts the driver to the fault secondary air injection system air flow/pressure sensor bank 1, circuit low it can suddenly lead to a significantly more fuel shutoff valve "b" control, circuit low or exhaust bank 3, probe 2 heating circuit interruption will delay your vw fault. |
28112 Possible Causes:
28112 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Turbocharger Boost Sensor A Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Glow Plug/Heater Circuit 'A' Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cylinder 1 Injector Circuit Low
- Shift Solenoid E Performance or Stuck Off
What To Check After Fixing 28112 Code
- Inspect all the connections automatic glow time control module 2 (j609), circuit implausible signal
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns