Bosch MD1CS003 — EGR Off (Hysteresis & Valve Calibration)
Application: PSA / Stellantis 1.5 BlueHDi Euro 6d AdBlue/SCR/DPF ECU. Clean Exhaust Gas Recirculation (EGR/AGR) hysteresis closure and actuator fault masking without limp-home side effects.
🔧 3-Step Workshop Calibration Procedure
1. Full Stock Backup
Read the full virgin original Bosch MD1CS003 flash via OBD, Bench (Service Mode) or Boot and archive your backup.
2. One-Click EGR-OFF
Load the virgin binary into Softechpro Solutions (v2.0.6 Windows/macOS) and select EGR Off (Hysteresis & Valve Calibration).
3. Checksum & Flash
Download the checksum-verified binary and write back cleanly with KESS3, Autotuner, FLEX, CMDFlash or PCMflash.
Engineering & Licensing Questions
Is EGR Off (Hysteresis & Valve Calibration) automated for Bosch MD1CS003?
Yes. Softechpro Solutions v2.0.6 automatically detects supported Bosch MD1CS003 software variants, applies EGR Off (Hysteresis & Valve Calibration), and calculates block checksums.
What file type is required for Bosch MD1CS003?
Always upload a 100% virgin, unmodified stock readout backed up directly from the Bosch MD1CS003 control unit.