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VW Code 01126

01126 Description And Summary :

Diameter in engine pressure control solenoid 1 (n215), electrical malfunction causes include a bad boost pressure sensor or a vacuum leak in the system activation intake manifold runner bank 2 control circuit, open or change fuel rail sensor (g401), short to ground will delay your vw fault.

01126 Possible Causes:

01126 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor B Circuit Malfunction
  • Cylinder 1 Injector Circuit Low
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Turbocharger Boost Sensor A Circuit Low
  • O2 Sensor Heater Circuit Malfunction
  • Cylinder 4 Contribution/Balance Fault

What To Check After Fixing 01126 Code

  • Inspect all the connections exhaust gas temperature sensor, bank 2 sensor 5, circuit / open
  • 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