Bosch MD1CS003 calibration — Bosch control unit. Supported: Stage 1/2 — power tuning, software removal of the diesel particulate filter, EGR, AdBlue, catalyst control, disabling the intake flaps, speed limit removal and DTC removal, return to stock, oil pressure optimization on 53 modifications on Peugeot, Citroen, Opel and 2 more brands. Reading via KESS3 / KTAG / Autotuner / MagicMotorSport.
The Bosch MD1CS003 unit is found on 53 different engines. Main brands: Peugeot (20), Citroen (16), Opel (14), Fiat (2), DS (1).
The Bosch MD1CS003 ECU supports: STAGE 1, LAMBDA OFF, EXT FLAPS OFF, ECO TUNING, ADBLUE OFF, STAGE 2, DPF OFF, EGR OFF, DTC OFF, FLAPS OFF. Checksums are recalculated on the engineer's side in WinOLS5.
The Bosch MD1CS003 is supported by: KESS3, Autotuner, MPPS, KTAG, CMD Flash, Trasdata, MagicMotorSport. On production models OBD reading is usually enough; on locked variants — Bench (BDM/JTAG).
Stage 1 on the diesel Bosch MD1CS003 reprograms rail pressure target, SOI/EOI timing, boost target, smoke limiter and torque limiter. The torque gain is noticeable; the HP gain depends on the specific engine.
The original bin/hex/ori is accepted after reading via KESS3 / Autotuner / CMD Flash / FGTech Galletto. Checksums are recalculated on the engineer's side.
OBD flashing of the Bosch MD1CS003 — 25-30 minutes, Bench (if needed) — about an hour. The file processing itself takes 5-30 minutes after receipt.
The cost of a Bosch MD1CS003 file is built in the calculator: you pick the operations you need (Stage 1, emissions removals, service operations) and the price is calculated with the package discount applied.