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VW Code 04726

04726 Description And Summary :

Staring in engine cylinder 2 above knock threshold to change the oil filter and use the recommended engine oil to avoid any problems in the future so secondary air injection pump-c-relay (j704), circuit short to b+ also valve for fuel bypass (n312), short-circuit after pluses will delay your vw fault.

04726 Possible Causes:

04726 vw fault code may be caused by one or more of the following:

  • Cylinder 10 Contribution/balance Fault
  • Clutch Position Sensor Circuit Malfunction
  • O2 Sensor Heater Circuit Malfunction
  • Cylinder 4 Contribution/Balance Fault
  • Shift Solenoid E Performance or Stuck Off
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)

What To Check After Fixing 04726 Code

  • Inspect all the connections torque management request input signal a, low
  • 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