Engine Does Not Start Or Is Difficult To Start When Warm
- Check radiator cooling fan after-run circuit.
- Check fuel pump check valve.
- Check fuel evaporative frequency solenoid(s).
- Check fuel system for leaks.
- Check auxiliary air intake system.
- Check idle speed.
- Check fuel system after-start, acceleration enrichment and warm-up circuits.
- Check cold-start valve.
- Check injector fuel pressure and volume.
- Check sensor plate rest position and idle circuit.
- Check sealing ring under control plunger.
- Check fuel system differential and residual pressures.
- Check engine coolant temperature sensor.
- Check ignition timing, spark plugs, distributor, secondary ignition wiring and coil.