Difficult To Start - PFI
- Ensure vacuum hoses are not disconnected or damaged.
- Ensure electrical harness, connectors and wires are not broken or loose.
- Check voltage to ECU
- Check ECU operation.
- Check control relay operation.
- Ensure there are no codes in memory.
- Check fuel pump control system operation.
- Check that fuel pressure meets specification.
- Ensure ignition timing is correct.
- Check injector operation.
- Check power transistor operation.