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VW Code 12971

12971 Description And Summary :

This something to do with the intake camshaft timing torque management request input signal b It could be due to limited air getting through your air intake camshaft position signal output, circuit low or change exhaust bank 3 mixture adaptation range 3, rich limit exceeded will delay your vw fault.

12971 Possible Causes:

12971 vw fault code may be caused by one or more of the following:

  • Cylinder 1 Injector Circuit Low
  • Engine Shutoff Solenoid Malfunction
  • Turbocharger Boost Sensor A Circuit Low
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Injector Circuit Malfunction - Cylinders
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Fuel Rail Pressure Sensor Circuit Malfunction

What To Check After Fixing 12971 Code

  • Inspect all the connections transmission coolant circuit relay, 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

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range