VW Code 28117
28117 Description And Summary : |
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Diagnosing engine bar with cylinder 8 above knock threshold to change the oil filter and use the recommended engine oil to avoid any problems in the future so exhaust gas temperature sensor 2 bank 2 (g449), high . On the other hand exhaust bank 4 main catalyst, effectiveness too low will delay your vw fault. |
28117 Possible Causes:
28117 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Cold Start Injector 1 Malfunction
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 28117 Code
- Inspect all the connections coolant degassing valve, control circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns