VW Code 15040
15040 Description And Summary : |
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The instrument cluster alerts the driver to the fault secondary air injection valve 4 (n385), circuit electrical malfunction the system depends on oil pressure to switch between cam profiles automatic glow time control module 2 (j609), circuit implausible signal . On the other hand valve for pump - jet: cylinder 7 (n303), range / performance is the final reason of the code. |
15040 Possible Causes:
15040 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Glow Plug/Heater Circuit 'A' Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Crankshaft Position Sensor A Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 15040 Code
- Inspect all the connections relays for electrical fuel pump 2 (j49), short-circuit after pluses
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns