Because pin configurations can vary slightly by model year (e.g., pre-2005 vs. post-2005 Denso systems) and vehicle type (Hilux vs. Hiace), always verify with specific service manuals.
: Controller Area Network communication lines for interfacing with other modules like the Transmission ECU. toyota 2kd-ftv ecu pinout diagram
| Pin | Signal | Wire Color | Description | |-----|--------|------------|-------------| | A1 | +B (Main relay) | White/Black | 12V ECU main power input | | A2 | E1 | Brown | Power ground | | A3 | #1 Injector | Blue | Common rail injector 1 (cylinder 1) | | A4 | #2 Injector | Blue/Red | Common rail injector 2 | | A5 | #3 Injector | Blue/Yellow | Common rail injector 3 | | A6 | #4 Injector | Blue/White | Common rail injector 4 | | A10 | MREL | White/Red | Main relay control (ECU output) | | A14 | +B2 | Red/Black | Secondary 12V (sensor supply) | | A20 | E01 | Black/White | Injector driver ground | Because pin configurations can vary slightly by model
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