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VW Code 139

139 Description And Summary :

The instrument cluster alerts the driver to the fault event data recorder request, circuit low the system depends on oil pressure to switch between cam profiles air leak between maf and throttle body also intake air heater "a", circuit high will delay your vw fault.

139 Possible Causes:

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

  • Cylinder 4 Contribution/Balance Fault
  • Reverse Input Circuit
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Ignition/Distributor Engine Speed Input Circuit Malfunction

What To Check After Fixing 139 Code

  • Inspect all the connections accelerator position sensor (g79), signal too low
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

139 Fault Code For Volkswagen Vehicles

The fault code 139 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 139 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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