Hitachi MEC800 RENAULT checksum recalculation

Hitachi MEC800 — online firmware checksum recalculation. Compatible vehicles: Renault, Renault Samsung. Upload MOD and ORI — result in a second, preview is free.

HITACHI MEC800 RENAULT — checksum fix online · CHIPOK

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HITACHI MEC800 RENAULT
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Hitachi MEC800 RENAULT — checksum recalculation

ECU manufacturerHitachi
ModelMEC800
Car makesRenault
FunctionChecksum recalculation
Compatibility2 brands · 2 models

Hitachi MEC800 — an ECU on the SH core (Nissan, Subaru, Honda). The checksums are recalculated after editing.

This unit is found on petrol vehicles Renault, Renault Samsung (2008–2011) — a total of 2 models, among them Renault Laguna, Renault Samsung SM7.

Recalculation is needed after any calibration edit — Stage 1, Stage 2, Stage 3, Pop & Bang / decat, Launch control, Speed limiter off, OPF/GPF off, Lambda off, DTC removal, Cold start fix: the checksum no longer matches, and the ECU throws an error or refuses the firmware.

Загрузи оригинал (ORI) и изменённый файл (MOD) — инструмент сравнит их, найдёт затронутые регионы и пересчитает только нужные суммы, не трогая остальную калибровку. Результат — за секунду и бесплатно; скачивание исправленного .bin — после регистрации в портале.

Supported vehicles (2)

Renault 1
  • Laguna 2008 · 3.5 L Petrol · 238 hp
Renault Samsung 1
  • SM7 2011 · 2.5 L Petrol · 190 hp

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