Direct unswitched power from the battery via a fuse. This maintains the ECU’s long-term memory and Diagnostic Trouble Codes (DTC).
If you need the pinout for a (e.g., KZJ95, KZH106, or Hiace LH112), mention the model and year – Toyota changed pin assignments between markets and body styles. 1kz ecu pinout
Disclaimer: Always verify pinouts with the factory EWD for your specific vehicle model and year, as Toyota made running changes. Direct unswitched power from the battery via a fuse
Many half-cut engines (especially from Toyota Surf/4Runners) come with an immobilizer system. If your engine cranks but does not fire, check if the injector light flashes rapidly. or Hiace LH112)