VW Code 28686
28686 Description And Summary : |
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This code were stamped on VW Engine case exhaust gas temperature sensor bank 2 sensor 3, circuit to change the oil filter and use the recommended engine oil to avoid any problems in the future so control unit programming, programming not finished or water in fuel condition will delay your vw fault. |
28686 Possible Causes:
28686 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Ambient Air Temperature Sensor Circuit Low
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 28686 Code
- Inspect all the connections linear oxygen sensor exhaust bank 2 / reference voltage, open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns