MG ZS 2.0 CTD 115 hp — Stage 1 file (+25 hp)

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Chip tuning for MG ZS 2.0 CTD 115 hp ECU

MG ZS (2001) 2.0 CTD 115 hp — mass-market diesel engine of the passenger segment of the SAIC Motor (с 2006) group (Великобритания / Китай, 1924). Stage 1 chip tuning raises power from 115 to 140 hp (+25 hp, +22%) and torque from 265 to 305 Nm (+40 Nm). ECU — Bosch DDE4.0. Flashing method: OBD or Bench depending on the unit's protection. Diesel engines built in 2001 — the era of classic Common Rail without strong encryption.

Chinese carmakers are aggressively developing EV and hybrid technology. MG is a Chinese-owned carmaker, founded in 1924. MG focuses on the mass market — saloons, crossovers and SUVs. Mid-range diesels see a modest gain from Stage 1. MG runs mostly petrol engines; diesels are rare in the current range. DPF/SCR is standard on modern diesel models.

The MG community in China and the CIS is a growing chip tuning market. Mid-range MG — a high-volume chip tuning subject in a growing market.

Frequently asked questions

How many horsepower does the MG ZS 2.0 CTD 115 hp reach after a remap?

Stage 1 chip tuning on the MG ZS 2.0 CTD 115 hp boosts engine output by 25 hp: from 115 to 140 hp. Torque rises from 265 to 305 Nm (+40 Nm).

What changes in the MG ZS ECU after Stage 1?

Stage 1 chip tuning of the MG ZS 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 MG ZS 2.0 CTD 115 hp?

Yes, Stage 1 for the MG ZS 2.0 CTD 115 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 MG ZS?

Stage 2 for the MG ZS 2.0 CTD 115 hp is Stage 1 plus hardware changes: a downpipe, a larger intake and a performance intercooler. The gain is considerably higher, but it requires professional component selection.

Which ECU is fitted to the MG ZS 2.0 CTD 115 hp?

The MG ZS 2.0 CTD 115 hp ECU is the Bosch DDE4.0. Production versions support OBD access; locked variants require Bench (BDM/JTAG).

What happens to the MG ZS warranty after chip tuning?

The factory warranty of the MG ZS 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 MG ZS take?

On the MG ZS 2.0 CTD 115 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 MG ZS?

Yes, the original ECU firmware of the MG ZS 2.0 CTD 115 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 MG ZS?

Stage 1 for the MG ZS 2.0 CTD 115 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