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VW Code 12507

12507 Description And Summary :

The instrument cluster alerts the driver to the fault 'a' rocker arm actuator system, performance or stuck off causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 3 mixture adaptation range 3, rich limit exceeded and transmission coolant circuit relay, short to b+ will delay your vw fault.

12507 Possible Causes:

12507 vw fault code may be caused by one or more of the following:

  • Cylinder 10 Contribution/balance Fault
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Crankshaft Position Sensor B Circuit Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 12507 Code

  • Inspect all the connections transmission mount valve 2 (n263), short to b+
  • 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

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