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FUEL SYSTEM (EFI) 3-33 Self-diagnosis Procedures o If all the parts and circuits checked out good, be sure to check the ECU for ground and power supply. If the ground and power supply are checked good, replace the ECU. o When no trouble code is displayed, the electrical parts of the EFI system has no fault, and the mechanical parts of the EFI system and the engine are suspect. o If FI indicator light keeps on for 10 seconds and turns off, then shortly blinks 15 times. This alerts the owner to maintain the EFI system. The first maintenance should be done after the ECU has been worked for 50 hours. Then every 100 hours, do a maintenance. |