Valeo J34P calibration — Valeo control unit. Supported: Stage 1/2 — power tuning, software removal of EGR / AdBlue / catalyst control / EVAP, disabling the intake flaps, the Pops & Bangs effect, speed limit removal, DTC removal, return to stock, IMMO Off and Cold Start Off on 8 modifications on Citroen and Peugeot. Reading via KESS3 / KTAG / Autotuner / MagicMotorSport.
The Valeo J34P is used across 2 brands: Citroen (4), Peugeot (4). 8 engines in total in the database.
The Valeo J34P ECU supports: STAGE 2, COLD START OFF, NOx OFF, EGR OFF, STAGE 1, FLAPS OFF, VMAX OFF, DTC OFF, POP AND BANGS, IMMO OFF. Checksums are recalculated on the engineer's side in WinOLS5.
The Valeo J34P 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 petrol Valeo J34P reprograms ignition timing, lambda target, boost target and wastegate duty (on turbo), throttle response, VANOS/VVT phase, torque limiter.
Valeo J34P calibration requires a full read of the unit — bin/hex/ori. Programmers: KESS3 / Autotuner / CMD Flash / FGTech Galletto. 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 Valeo J34P file at CHIPOK — 5-30 minutes.
The price of Valeo J34P 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 €).