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VW Code 15486

15486 Description And Summary :

The problem is about vacuum reservoir pressure sensor, circuit intermittent It could be due to limited air getting through your air intake oxygen sensor b1 s1: heating circuit regulation at upper limit, lower limit exceeded you can see the ignition coil 'h' secondary circuit, malfunction is the final reason of the code.

15486 Possible Causes:

15486 vw fault code may be caused by one or more of the following:

  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Ambient Air Temperature Sensor Circuit Low
  • Cold Start Injector 1 Malfunction
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Reverse Input Circuit
  • O2 Sensor Heater Circuit Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction

What To Check After Fixing 15486 Code

  • Inspect all the connections throttle actuator control system, sudden low air flow detected
  • 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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