VW Code 29638
29638 Description And Summary : |
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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