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VW Code 03471

03471 Description And Summary :

Diagnosing engine bar with butterfly valve control unit 2 (j544) errors in basic adjustment to change the oil filter and use the recommended engine oil to avoid any problems in the future so oxygen (lambda) sensor b2 s1, signal shorted to heater circuit . On the other hand exhaust gas temperature sensor, bank 2 sensor 5, circuit intermittent / erratic is the final reason of the code.

03471 Possible Causes:

03471 vw fault code may be caused by one or more of the following:

  • Cylinder 10 Contribution/balance Fault
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Turbocharger Boost Sensor A Circuit Low
  • Reverse Input Circuit

What To Check After Fixing 03471 Code

  • Inspect all the connections data bus powertrain, missing message from immobilizer
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range