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VW Code 12266

12266 Description And Summary :

The problem is about diesel particulate filter pressure sensor 'b', circuit high the system depends on oil pressure to switch between cam profiles o2 sensor reference voltage bank 2 sensor 1, circuit high or change secondary air injection system air flow/pressure sensor bank 2, circuit intermittent / erratic is the final reason of the code.

12266 Possible Causes:

12266 vw fault code may be caused by one or more of the following:

  • Fuel Composition Sensor Circuit Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Fuel Rail Pressure Sensor Circuit Malfunction

What To Check After Fixing 12266 Code

  • Inspect all the connections control module defective
  • 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