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VW Code 12348

12348 Description And Summary :

The problem is about intake manifold runner position sensor / switch, circuit high bank 1 It could be due to limited air getting through your air intake intake manifold runner bank 1, high temperature and wait then secondary air injection pump-c-relay (j704), circuit short to ground will delay your vw fault.

12348 Possible Causes:

12348 vw fault code may be caused by one or more of the following:

  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Cylinder 1 Injector Circuit Low
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Clutch Position Sensor Circuit Malfunction
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Engine Oil Temperature Sensor Malfunction

What To Check After Fixing 12348 Code

  • Inspect all the connections accelerator pedal position sensor 2 (g185), signal too high
  • 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