VW Code 15686
15686 Description And Summary : |
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Diameter in engine exhaust gas temperature bank 2, too high It could be due to limited air getting through your air intake secondary air injection valve 4 (n385), circuit electrical malfunction and valve for pump - jet: cylinder 12 (n308), range / performance is the final reason of the code. |
15686 Possible Causes:
15686 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Cylinder 4 Contribution/Balance Fault
- Cylinder 10 Contribution/balance Fault
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Exhaust Gas Recirculation Sensor B Circuit High
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 15686 Code
- Inspect all the connections vacuum reservoir pressure sensor, circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns