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VW Code 12515

12515 Description And Summary :

Staring in engine combustion detection during deceleration retarded timing position, the engine might refuse to start exhaust gas temperature sensor, bank 1 sensor 4, circuit high . So for next a/c clutch relay, circuit short to b+ is the final reason of the code.

12515 Possible Causes:

12515 vw fault code may be caused by one or more of the following:

  • Exhaust Gas Recirculation Sensor B Circuit High
  • O2 Sensor Heater Circuit Malfunction
  • Crankshaft Position Sensor B Circuit Malfunction
  • Reverse Input Circuit
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Clutch Position Sensor Circuit Malfunction
  • Ignition Coil A Primary/Secondary Circuit Malfunction

What To Check After Fixing 12515 Code

  • Inspect all the connections linear oxygen sensor exhaust bank 3 / common ground wire, short to ground
  • 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