Undeterred, Takashi decided to create his own pinout diagram. He used a multimeter to measure the voltage and resistance on the ECU's pins and compared them to the wiring harness connectors. After several days of work, he finally had a comprehensive pinout diagram for the hot EFI system.
Main ECU grounds, typically connected to the intake manifold or engine block. Sensor Inputs daihatsu hijet efse ecu pinout hot
Most ECUs for these trucks are manufactured by Denso. You will usually find a model number stamped on the side of the ECU case (e.g., 89661-872xx ). Always verify your ECU part number against the diagrams, as a single wire difference can fry an ECU driver instantly. Undeterred, Takashi decided to create his own pinout diagram
Example: "W-R" means a White wire with a Red stripe. Main ECU grounds, typically connected to the intake
The ECU wasn't just "hot" on paper anymore; it was processing thousands of signals a second, vibrating with the rhythm of a machine reborn.
Daihatsu EJ-VE Engine ECU Manual | PDF | Throttle | Ignition System