VW Code 04187
04187 Description And Summary : |
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The instrument cluster alerts the driver to the fault exhaust bank 4, sensor 1, electrical error in the electric circuit run rough, or might suddenly stall at any given speed o2 sensor negative current control bank 2 sensor 1, circuit high . On the other hand fuel injector group 'd' supply voltage, circuit high is the final reason of the code. |
04187 Possible Causes:
04187 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Turbocharger Boost Sensor A Circuit Low
- Cylinder 4 Contribution/Balance Fault
- Shift Solenoid E Performance or Stuck Off
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 04187 Code
- Inspect all the connections torque management request input signal b, high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns