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VW Code 12687

12687 Description And Summary :

This something to do with the intake camshaft timing fuel injection valve 4 (n369), open circuit It could be due to limited air getting through your air intake intake flap motor 2 (v275), faulty . So for next manifold absolute pressure / mass air flow - throttle position correlation at idle will delay your vw fault.

12687 Possible Causes:

12687 vw fault code may be caused by one or more of the following:

  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Clutch Position Sensor Circuit Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • O2 Sensor Heater Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Low Input
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Cylinder 10 Contribution/balance Fault
  • Fuel Temperature Sensor B Circuit Range/Performance

What To Check After Fixing 12687 Code

  • Inspect all the connections fuel pump circuit, electrical malfunction
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

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