Hitachi BEM549 — supported tools
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Hitachi BEM549 engine ECU with confirmed AutoTuner support via OBD. MCU variants: R7F701xxx. Reading and writing follow the protocol scope; match the ECU identification to a supported variant before use.
Compatibility depends on ECU HW/SW, protocol and active licence. A tool missing from this list does not imply lack of support.
Tool
Connection
Operations
Scope and notes
AutoTuner
OBD
- Read (type unspecified)
- Write
BEM549; MCU variant R7F701xxx
Reading and writing. Scope covers AutoTuner-supported applications for the specified variant.
Pinout Bench
No Bench pinout has been added.
Pinout Boot
No Boot pinout has been added.
Update history
- Revision 1 · 2026-10-31