Denso SH12 ECU flashing. Denso ECU — Toyota/Mazda/Subaru, a closed platform with a proprietary algorithm. In the CHIPOK database — 12 modifications only on Mazda. Among the available operations: Stage 1 calibration, disabling DPF/FAP / EGR recirculation / AdBlue/SCR / CAT/Lambda, removing the swirl-flap logic and software fault-code clearing, return to the original firmware. Programmers: KESS3, Autotuner, MPPS, KTAG.
The Denso SH12 is used across 1 brand: Mazda (12). 12 engines in total in the database.
On the Denso SH12 the following are available: STAGE 1, LAMBDA OFF, ECO TUNING, ADBLUE OFF, CHECK STOCK OR NOT, DPF OFF, DTC OFF, EGR OFF, FLAPS OFF, RESET TO STOCK. All options combine in the calculator with the package Max Price cap.
To flash the Denso SH12 the following is used: specialized tooling (Toyota Denso is closed to standard WinOLS). CHIPOK accepts .bin/.hex/.ori from any of the listed programmers.
Stage 1 on the diesel Denso SH12 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.
Denso SH12 calibration requires a full read of the unit — bin/hex/ori. Programmers: KESS3, MPPS V21, PCMflash, BFlash. 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 Denso SH12 file at CHIPOK — 5-30 minutes.
The price of Denso SH12 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 €).