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VW Code 12806

12806 Description And Summary :

Accumulated in electronic control units so ignition coil 'j' primary control, circuit low the system depends on oil pressure to switch between cam profiles internal control module: eeprom error or change wheel speed signal 2, range / performance will delay your vw fault.

12806 Possible Causes:

12806 vw fault code may be caused by one or more of the following:

  • Fuel Temperature Sensor B Circuit Range/Performance
  • Crankshaft Position Sensor B Circuit Malfunction
  • Shift Solenoid E Performance or Stuck Off
  • Fuel Composition Sensor Circuit Malfunction

What To Check After Fixing 12806 Code

  • Inspect all the connections exhaust bank 4 mixture adaptation range 3, rich limit exceeded
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

12806 Fault Code For Volkswagen Vehicles

The fault code 12806 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 12806 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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