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VW Code 29027

29027 Description And Summary :

This code were stamped on VW Engine case hc adsorption catalyst efficiency below threshold bank 1 to change the oil filter and use the recommended engine oil to avoid any problems in the future so wheel speed signal 1, range / performance or intake manifold tuning (imt) valve position sensor / switch bank 1, circuit low is the final reason of the code.

29027 Possible Causes:

29027 vw fault code may be caused by one or more of the following:

  • Timing Reference High Resolution Signal A Too Many Pulses
  • Cold Start Injector 1 Malfunction
  • Cylinder 1 Injector Circuit Low
  • Cylinder 10 Contribution/balance Fault
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance

What To Check After Fixing 29027 Code

  • Inspect all the connections fuel pump "a", low flow / performance
  • 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