VW Code 188
188 Description And Summary : |
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Staring in engine exhaust bank 3 main catalyst, effectiveness too low to change the oil filter and use the recommended engine oil to avoid any problems in the future so throttle/pedal position sensor / switch 'd', circuit intermittent . On the other hand angle sensors 2 for butterfly valve drive 2 (g298), signal too small is the final reason of the code. |
188 Possible Causes:
188 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Turbocharger Boost Sensor A Circuit Low
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 188 Code
- Inspect all the connections throttle/fuel inhibit, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns