Hitachi DEF031 — supported tools

← ECU catalogue

Hitachi DEF031 engine control unit. Confirmed tool compatibility: Flex. Modes confirmed for the corresponding protocols: OBD. Application scope, functions and requirements are specified in the support records.

Last changed: 2026-10-31 · Card revision 1

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

Flex

OBD

Operations unspecified

DEF031; Subaru; Legacy; VII; 2.4L TURBO; FA24F; 2020; OBD; protocol 23420001 DEF031; Subaru; Outback; VII; 2.4L TURBO; FA24F; 2020; OBD; protocol 23420001

Requires one of these packages: FLS0.1S, FLS0.1M, FLS0.6M, FLS0.6S, FLS0.5S, FLS0.5M. The list confirms mode and application; check the protocol for detailed operations.

Pinout Bench

No Bench pinout has been added.

Pinout Boot

No Boot pinout has been added.

Update history

Revision 1 · 2026-10-31