VW Code 28661
28661 Description And Summary : |
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The instrument cluster alerts the driver to the fault fuel mixture control adjustment range 2, higher limit not reached mechanic will need to check all electrical connections in the camshaft sensor valve for pump - jet, cylinder 2 (n241), electrical malfunction also reductant temperature sensor, circuit range / performance will delay your vw fault. |
28661 Possible Causes:
28661 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Crankshaft Position Sensor A Circuit Low Input
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 28661 Code
- Inspect all the connections secondary air injection system switching valve bank 2, stuck open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns