Modèle ECU
MG1CA920 ST SPC58
Catégorie
modern high security
Stage 1 (gains)
diesel/gasoline typical +15-30%; sourced dyno required per vehicle
Stage 1 (prix indicatif)
€250-€650 retail / €40-€120 file service
Temps d'intervention
20-90 depending virtual read, bench unlock, checksum
Niveau requis
workshop only recommended
Outils nécessaires
professional flasher + stabilised PSU + bench cable where needed + checksum support
Fiabilité
medium-high when supported, lower on new SW/SOTA locked variants
Architecture
Tricore/SPC Power Architecture class
Microcontrôleur (MCU)
SPC58
Mémoire / Flash
internal flash + emulated/internal eeprom by variant
Protocole de communication
Bench/BSM likely in modern tool ecosystems; verify per exact variant
Sécurité / protection
possible old/new protection split; possible SOTA/dual-bank on TC387/TC399 variants
Cadre légal
FR/DE/CH/EU: road use may be illegal if emissions/noise/type-approval affected; track/export disclaimer required; verify local law