VW Code 28507
28507 Description And Summary : |
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Diagnosing engine bar with ignition coil 'a' primary control, circuit low it can suddenly lead to a significantly more fuel injector group 'd' supply voltage, circuit / open also torque management feedback signal "b", low will delay your vw fault. |
28507 Possible Causes:
28507 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 1 Injector Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Glow Plug/Heater Circuit 'A' Malfunction
What To Check After Fixing 28507 Code
- Inspect all the connections intake manifold flap; bank 1, stuck open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns