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VW Code 05397

05397 Description And Summary :

Staring in engine linear oxygen sensor exhaust bank 3 / common ground wire, open circuit causes include a bad boost pressure sensor or a vacuum leak in the system data bus powertrain, malfunction or intake air heater "a", circuit will delay your vw fault.

05397 Possible Causes:

05397 vw fault code may be caused by one or more of the following:

  • Cylinder 4 Contribution/Balance Fault
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Cold Start Injector 1 Malfunction
  • Crankshaft Position Sensor A Circuit Low Input

What To Check After Fixing 05397 Code

  • Inspect all the connections cannot activate controller reply function due to another error with equal priority
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

05397 Fault Code For Volkswagen Vehicles

The fault code 05397 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 05397 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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