VW Code 191
191 Description And Summary : |
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The instrument cluster alerts the driver to the fault exhaust bank 4 sensor 1 heater circuit, open it can suddenly lead to a significantly more engine coolant temperature sensor 2 (g83), circuit low you can see the turbocharger control module 2, implausible message is the final reason of the code. |
191 Possible Causes:
191 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- Crankshaft Position Sensor B Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Fuel Rail/System Pressure - Too High
- Cold Start Injector 1 Malfunction
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 191 Code
- Inspect all the connections throttle/pedal position sensor 'a', maximum stop performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns