Early-2000s Bosch diesel ECU (Pumpe-Düse, early Common Rail) on a C167 core — found on Renault, Nissan, Opel and 1 more brands (10 modifications). On the Bosch EDC15C3, CHIPOK performs Stage 1 — power tuning, software removal of the diesel particulate filter / EGR, disabling the intake flaps, Hardcut and DTC removal, return to stock. Flashing is done via KESS3 / Autotuner / CMD Flash / FGTech Galletto.
The Bosch EDC15C3 is used across 4 brands: Renault (4), Nissan (3), Opel (3), Volvo (0). 10 engines in total in the database.
The Bosch EDC15C3 ECU supports: STAGE 1, HARD CUT LIMIT, CHECK STOCK OR NOT, DPF OFF, DTC OFF, FLAPS OFF, TVA OFF, EGR OFF, RESET TO STOCK. Checksums are recalculated on the engineer's side in WinOLS5.
The Bosch EDC15C3 is supported by: KESS3, Autotuner, MPPS, KTAG. On production models OBD reading is usually enough; on locked variants — Bench (BDM/JTAG).
Stage 1 on the diesel Bosch EDC15C3 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.
Bosch EDC15C3 calibration requires a full read of the unit — bin/hex/ori. Programmers: KESS3 / KTAG / Autotuner / MagicMotorSport. Checksums — on the engineer's side.
Reading and writing over OBD take 25-30 minutes. Bench reading requires opening the unit — about 60 minutes. Remote processing of a Bosch EDC15C3 file at CHIPOK — 5-30 minutes.
The price of Bosch EDC15C3 calibration depends on the selected options: Stage 1/2, DPF/EGR/AdBlue off, DTC off. The Max Price cap limits the package total. Paid with CHIPOK credits (1 cr = 1 €).