Suzuki SX-4 1.4 T Boosterjet 140 hp — Stage 1 file (+25 hp)

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Chip tuning for Suzuki SX-4 1.4 T Boosterjet 140 hp ECU

Suzuki SX-4 (2016) 1.4 T Boosterjet 140 hp — mass-market petrol engine of the passenger segment of the Suzuki Motor Corporation (независимый, тех-сотрудничество с Toyota) group (Япония, 1909). Stage 1 chip tuning raises power from 140 to 165 hp (+25 hp, +18%) and torque from 220 to 280 Nm (+60 Nm). The 2016 generation — mid-generation petrol ECUs (MEDC17/MEVD17/Simos PCR), OBD flash on production revisions.

Suzuki is a Japanese carmaker and a leading producer of motorcycles and compact cars. Suzuki has a technical partnership with Toyota. Suzuki specialises in compact cars, kei cars and compact SUVs. Suzuki's petrol range consists of compact naturally aspirated and turbo engines (BoosterJet). On BoosterJet turbo petrol engines, Stage 1 delivers a noticeable gain.

The Suzuki community is a compact-car segment with an off-road focus (Jimny). On BoosterJet engines, Stage 1 delivers a noticeable gain. Mid-range Suzuki models are a high-volume chip tuning subject on the turbo BoosterJet.

Frequently asked questions

How many horsepower does the Suzuki SX-4 1.4 T Boosterjet 140 hp reach after a remap?

After Stage 1 the power of the Suzuki SX-4 1.4 T Boosterjet 140 hp rises from 140 to 165 hp, a gain of 25 hp (+18%). Torque rises from 220 to 280 Nm (+60 Nm).

How does Stage 1 differ from stock on the Suzuki SX-4?

Stage 1 is a software optimization of the factory ECU firmware of the Suzuki SX-4 with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +25 hp with no hardware changes.

What is the risk of Stage 1 on the Suzuki SX-4 1.4 T Boosterjet 140 hp?

A remap of the Suzuki SX-4 1.4 T Boosterjet 140 hp is safe — the factory calibration in this mid-range class is conservative, leaving genuine headroom for Stage 1 with no hardware changes.

What is Stage 2 for the Suzuki SX-4 1.4 T Boosterjet 140 hp?

Stage 2 on the Suzuki SX-4 1.4 T Boosterjet 140 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

Does the factory warranty of the Suzuki SX-4 remain valid after Stage 1?

After remapping the Suzuki SX-4, the official factory warranty on the engine and gearbox is lost (this applies to any manufacturer when the ECU is modified). CHIPOK guarantees the quality of the calibration and free revisions.

How long is the wait for a Stage 1 remap for the Suzuki SX-4?

Reading and writing via OBD takes 25-30 minutes on the Suzuki SX-4. Bench reading (BDM/JTAG) takes about 60 minutes plus refitting. Remote file processing at CHIPOK takes 5-30 minutes.

How do you roll back to the factory firmware of the Suzuki SX-4?

Before Stage 1 the original of the Suzuki SX-4 1.4 T Boosterjet 140 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Suzuki SX-4 1.4 T Boosterjet 140 hp cost?

The remap price for the Suzuki SX-4 1.4 T Boosterjet 140 hp is dynamic and is calculated in the CHIPOK calculator based on the selected options. A credit-based payment model, with no subscription fees.

Last updated: 30.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno