VW Code 28486
28486 Description And Summary : |
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Staring in engine auxiliary engine coolant (ec) pump relay (j496), open or short to ground It could be due to limited air getting through your air intake oxygen sensor bank 3 sensor 1, internal resistance too large also fuel injection valve 1 (n366), open circuit will delay your vw fault. |
28486 Possible Causes:
28486 vw fault code may be caused by one or more of the following:
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Fuel Rail Pressure Sensor Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 10 Contribution/balance Fault
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 28486 Code
- Inspect all the connections radiator fan 3 (v284), movement restricted / jammed
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns