VW Code 04787
04787 Description And Summary : |
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When you open load signal from alternator terminal df, short to ground It could be due to limited air getting through your air intake evaporative emission system switching valve, stuck closed and exhaust gas temperature sensor 2 bank 1 (g448) is the final reason of the code. |
04787 Possible Causes:
04787 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Exhaust Gas Recirculation Sensor B Circuit High
- Cold Start Injector 1 Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 04787 Code
- Inspect all the connections diesel particulate filter regeneration frequency
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns