Bosch ME7.4.5 — Bosch ME-series petrol ECU — naturally aspirated engines and early turbos of the early 2000s. Found on Peugeot and Citroen — 7 modifications in our database. Available tuning options: Stage 1/2 calibration, disabling EGR recirculation / AdBlue/SCR / CAT/Lambda / SAP / the EVAP system, removing the swirl-flap logic, the Pops & Bangs effect, disabling the speed limiter, software fault-code clearing, return to the original firmware and cold-start deactivation. Reading and writing via KESS3, MPPS V21, PCMflash, BFlash.
The Bosch ME7.4.5 is used across 2 brands: Peugeot (4), Citroen (3). 7 engines in total in the database.
On the Bosch ME7.4.5 the following are available: SAP OFF, STAGE 2, COLD START OFF, NOx OFF, EGR OFF, FLAPS OFF, STAGE 1, DTC OFF, VMAX OFF, POP AND BANGS. All options combine in the calculator with the package Max Price cap.
To flash the Bosch ME7.4.5 the following is used: KESS3, Autotuner, MPPS, KTAG. CHIPOK accepts .bin/.hex/.ori from any of the listed programmers.
Stage 1 on the petrol Bosch ME7.4.5 reprograms ignition timing, lambda target, boost target and wastegate duty (on turbo), throttle response, VANOS/VVT phase, torque limiter.
Bosch ME7.4.5 calibration requires a full read of the unit — bin/hex/ori. Programmers: KESS3, Autotuner, MPPS, KTAG. 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 ME7.4.5 file at CHIPOK — 5-30 minutes.
The price of Bosch ME7.4.5 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 €).