VW Code 28653
28653 Description And Summary : |
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Accumulated in electronic control units so injector control pressure sensor, circuit intermittent It could be due to limited air getting through your air intake o2 sensor signal bank 1 sensor 2, biased / stuck rich and fuel mixture control adjustment range 1, lower limit not reached is the final reason of the code. |
28653 Possible Causes:
28653 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Cylinder 4 Contribution/Balance Fault
- Turbocharger Boost Sensor A Circuit Low
- O2 Sensor Heater Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 28653 Code
- Inspect all the connections throttle/pedal position sensor / switch 'f', circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns