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VW Code 02971

02971 Description And Summary :

This code were stamped on VW Engine case exhaust bank 1 mixture adaptation range 3, rich limit exceeded retarded timing position, the engine might refuse to start tiptronic switch recognition, circuit short to ground . So for next linear oxygen sensor exhaust bank 3 / pump current, open circuit will delay your vw fault.

02971 Possible Causes:

02971 vw fault code may be caused by one or more of the following:

  • Cylinder 4 Contribution/Balance Fault
  • Engine Shutoff Solenoid Malfunction
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • O2 Sensor Heater Circuit Malfunction
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Fuel Rail/System Pressure - Too High

What To Check After Fixing 02971 Code

  • Inspect all the connections supply voltage for fuel injector group b, short to ground
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

02971 Fault Code For Volkswagen Vehicles

The fault code 02971 is associated with Volkswagen (VW) vehicles and indicates a specific issue detected by the onboard diagnostics (OBD) system. Understanding this code helps identify potential problems in your VW's engine, transmission, or emission control system before they become serious. This page provides a detailed explanation of the 02971 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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