TECHNICAL ENGINEERING BRIEF #363 · 2026-10-27
BMW B58 & B57 (Bosch MG1CS003 / MD1CP002): Stage 1 Torque Calibration, OPF/GPF Delete & Sports Display
On modern BMW G-series models (M340i, M240i, X5 40i with Bosch MG1CS003/MG1CS201, and 330d/530d with Bosch MD1CP002), installing a high-flow downpipe or sport exhaust triggers OPF/GPF (Otto Particulate Filter) pressure faults and torque limitation. 🛠️ Key Maps in Bosch MG1 / MD1 1. OPF/GPF Delete: Disabling the GPF differential pressure monitor without breaking exhaust flap control. 2. Stage 1 & 8HP Torque Limits: Aligning engine torque request maps (Nm-to-IQ / load) with the ZF 8HP TCU limiters. 3. Sports Display
🇬🇧 / 🇫🇷 International & Français
🇪🇸 Edición en Español (.es)
BMW B58 y B57 (Bosch MG1CS003 / MD1CP002): Stage 1, Anulación OPF/GPF y Sport Displays →
🇩🇪 Deutsche Ausgabe (.de)
BMW B58 & B57 (Bosch MG1CS003 / MD1CP002): Stage 1, OPF/GPF-Deaktivierung & Sportanzeigen →
🇮🇹 Edizione Italiana (.it)
BMW B58 e B57 (Bosch MG1CS003 / MD1CP002): Stage 1, OPF/GPF Off e Calibrazione Sport Displays →
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