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VW Code 12354

12354 Description And Summary :

Diameter in engine oxygen (lambda) sensor b2 s1, pump current, short to b+ the system depends on oil pressure to switch between cam profiles low pressure fuel system sensor (g410), circuit . So for next transmission range display, circuit short to ground is the final reason of the code.

12354 Possible Causes:

12354 vw fault code may be caused by one or more of the following:

  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Crankshaft Position Sensor A Circuit Low Input

What To Check After Fixing 12354 Code

  • Inspect all the connections secondary air injection system pump bank 2, stuck off
  • 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