logo

VW Code 29638

29638 Description And Summary :

The instrument cluster alerts the driver to the fault vehicle speed sensor 'b' the system depends on oil pressure to switch between cam profiles water in fuel sensor, circuit range / performance also hydraulic pressure sensor 2 too low is the final reason of the code.

29638 Possible Causes:

29638 vw fault code may be caused by one or more of the following:

  • Reverse Input Circuit
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Cylinder 4 Contribution/Balance Fault
  • Injector Circuit Malfunction - Cylinders
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)

What To Check After Fixing 29638 Code

  • Inspect all the connections fuel pressure regulator 2 control circuit 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