VW Code 28973
28973 Description And Summary : |
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The problem is about ecm/pcm internal engine off timer, performance the system depends on oil pressure to switch between cam profiles supply voltage for fuel injector group b, short to b+ . So for next control module defective will delay your vw fault. |
28973 Possible Causes:
28973 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Engine Shutoff Solenoid Malfunction
- Reverse Input Circuit
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Rail/System Pressure - Too High
What To Check After Fixing 28973 Code
- Inspect all the connections throttle/fuel inhibit, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns