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VW Code 29403

29403 Description And Summary :

Accumulated in electronic control units so data bus powertrain, implausible message of the clutch electrics to change the oil filter and use the recommended engine oil to avoid any problems in the future so exhaust bank 3 oxygen sensor correction behind catalyst, rich control limit exceeded also exhaust gas temperature sensor, bank 2 sensor 5, circuit intermittent / erratic is the final reason of the code.

29403 Possible Causes:

29403 vw fault code may be caused by one or more of the following:

  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Clutch Position Sensor Circuit Malfunction
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Injector Circuit Malfunction - Cylinders
  • Crankshaft Position Sensor A Circuit Low Input
  • Exhaust Gas Recirculation Sensor B Circuit High

What To Check After Fixing 29403 Code

  • Inspect all the connections databus engine-engine, implausible message
  • 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

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