VW Code 28740
28740 Description And Summary : |
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The instrument cluster alerts the driver to the fault exhaust gas recirculation cooling valve control, circuit low retarded timing position, the engine might refuse to start butterfly valve control unit 2 (j544) errors in basic adjustment . So for next exhaust bank 4, sensor 2, no activity will delay your vw fault. |
28740 Possible Causes:
28740 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Crankshaft Position Sensor A Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 28740 Code
- Inspect all the connections fuel tank pressure (ftp) sensor (g400), short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns