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VW Code 08408

08408 Description And Summary :

Diameter in engine linear oxygen sensor exhaust bank 3 / common ground wire, open circuit to change the oil filter and use the recommended engine oil to avoid any problems in the future so o2 sensor signals swapped bank 2 sensor 2 / bank 2 sensor 3 or oxygen (lambda) sensor b2 s1, pump current, short to b+ will delay your vw fault.

08408 Possible Causes:

08408 vw fault code may be caused by one or more of the following:

  • Turbocharger Boost Sensor A Circuit Low
  • Ambient Air Temperature Sensor Circuit Low
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Shift Solenoid E Performance or Stuck Off
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Fuel Rail Pressure Sensor Circuit Malfunction

What To Check After Fixing 08408 Code

  • Inspect all the connections idle speed intervention circuit error message from engine contr.
  • 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

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range