VW Code 13684
13684 Description And Summary : |
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Diagnosing engine bar with valve for pump - jet: cylinder 9 (n305), electrical malfunction causes include a bad boost pressure sensor or a vacuum leak in the system data bus powertrain, implausible message from immobilizer and secondary air injection pump-d-relay (j705), circuit short to b+ will delay your vw fault. |
13684 Possible Causes:
13684 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Engine Shutoff Solenoid Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 13684 Code
- Inspect all the connections fuel pressure regulator 2 control circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns