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VW Code 29705

29705 Description And Summary :

Staring in engine oxygen (lambda) sensor b1 s1, pump current, short to ground it can suddenly lead to a significantly more secondary air injection system pump bank 2, stuck on . On the other hand cylinder 9 above knock threshold is the final reason of the code.

29705 Possible Causes:

29705 vw fault code may be caused by one or more of the following:

  • Fuel Rail/System Pressure - Too High
  • Engine Shutoff Solenoid Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Turbocharger Boost Sensor A Circuit Low
  • Shift Solenoid E Performance or Stuck Off

What To Check After Fixing 29705 Code

  • Inspect all the connections 'a' rocker arm actuator system, stuck on
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

29705 Fault Code For Volkswagen Vehicles

The fault code 29705 is associated with Volkswagen (VW) vehicles and indicates a specific issue detected by the onboard diagnostics (OBD) system. Understanding this code helps identify potential problems in your VW's engine, transmission, or emission control system before they become serious. This page provides a detailed explanation of the 29705 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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