DS 3 1.6 THP 165 hp — Stage 1 file (+25 hp)

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Chip tuning for DS 3 1.6 THP 165 hp ECU

DS 3 (2009) 1.6 THP 165 hp — premium petrol engine of the passenger segment of the Stellantis group (Франция, 2014). Stage 1 chip tuning raises power from 165 to 190 hp (+25 hp, +15%) and torque from 260 to 300 Nm (+40 Nm). This engine ships with different ECU variants: Bosch MED17.4, Bosch MED17.4.2, Bosch MED17.4.4. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 3 configurations · 3 ECU variants. The 2009 generation — old-era petrol ECUs (ME7/ME9/MED9/Simos) with easily readable memory.

DS positions itself as the group's premium arm and a French rival to Audi and BMW. The DS range comprises premium crossovers and saloons. DS is part of the Stellantis group. Citroen turbo petrol engines deliver a noticeable gain with Stage 1. PureTech is Citroen's badge for its turbo petrol engines. The Citroen petrol range is shared with Peugeot and Opel within Stellantis.

The Citroen community in France and Western Europe has a large pool of Stage files. ECUs are standardised across Stellantis, so Citroen files often work on Peugeot/Opel/DS. Stage 1 on Citroen petrol engines gives a noticeable gain. Mid-range Citroen engines are a mainstream chip tuning subject in Europe. The French Citroen community has a large pool of ready-made Stage files.

Frequently asked questions

How much does the power of the DS 3 1.6 THP 165 hp increase after Stage 1?

After Stage 1 the power of the DS 3 1.6 THP 165 hp rises from 165 to 190 hp, a gain of 25 hp (+15%). Torque rises from 260 to 300 Nm (+40 Nm).

How does Stage 1 differ from stock on the DS 3?

Stage 1 chip tuning of the DS 3 is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +25 hp with no hardware changes.

Can you do Stage 1 on the DS 3 1.6 THP 165 hp?

Yes, Stage 1 for the DS 3 1.6 THP 165 hp stays within the factory limits for boost pressure, knock and temperature. On a healthy engine with a serviced turbo and injectors there is no risk.

How much does Stage 2 add on the DS 3?

Stage 2 on the DS 3 1.6 THP 165 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

Which ECUs are found on the DS 3 1.6 THP 165 hp?

The DS 3 1.6 THP 165 hp was fitted with different ECUs depending on the year and trim: Bosch MED17.4, Bosch MED17.4.2, Bosch MED17.4.4. The write method (OBD, Bench, Boot) is determined when the unit is read.

What happens to the DS 3 warranty after chip tuning?

The factory warranty of the DS 3 does not remain valid after Stage 1 — the manufacturer withdraws its obligations once the ECU software is changed. CHIPOK provides its own warranty on its work and support.

How long does remapping the DS 3 take?

On the DS 3 1.6 THP 165 hp: OBD flash 25-30 minutes, Bench (if required) about an hour. The file processing itself takes 5-30 minutes once the original bin is received.

Is the original file kept when chip tuning the DS 3?

Yes, the original ECU firmware of the DS 3 1.6 THP 165 hp is kept and can be flashed back at any time. Returning to stock via OBD takes 25-30 minutes.

What is the price of a Stage 1 remap for the DS 3?

Stage 1 for the DS 3 1.6 THP 165 hp is paid for with CHIPOK credits (1 cr = 1 €). The final amount is set in the calculator, taking the extra options (off functions) into account.

Last updated: 31.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno