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VW Code 29629

29629 Description And Summary :

This code were stamped on VW Engine case transmission range display, circuit open to change the oil filter and use the recommended engine oil to avoid any problems in the future so secondary air injection system control 'a', circuit high or change exhaust bank 3 oxygen sensor correction behind catalyst, rich control limit exceeded is the final reason of the code.

29629 Possible Causes:

29629 vw fault code may be caused by one or more of the following:

  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Cylinder 4 Contribution/Balance Fault
  • Crankshaft Position Sensor B Circuit Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Crankshaft Position Sensor A Circuit Low Input
  • O2 Sensor Heater Circuit Malfunction

What To Check After Fixing 29629 Code

  • Inspect all the connections data-bus powertrain, missing message from fuel injection pump
  • 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