Hyundai Bayon 1.2i MPI 84 hp — Stage 1 file

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Chip tuning for Hyundai Bayon 1.2i MPI 84 hp ECU

Hyundai Bayon (2021) 1.2i MPI 84 hp — mass-market petrol engine of the passenger segment of the Hyundai Motor Group group (Корея, 1967). A modern petrol engine built in 2021 — a generation with encrypted ECU protection (Tricore TPROT); top engines require Bench.

N is Hyundai's performance division (i30 N, Elantra N, Kona N). Low-output Hyundai petrol engines are naturally aspirated city units, so the gain is modest. Modern Hyundai N engines usually require Bench. T-GDI is Hyundai's badge for its direct-injection turbo petrol engines.

Protection on modern Hyundai N models is tough and requires Bench. The Hyundai community in Eastern Europe has a large pool of ready-made Stage files. Within Hyundai Motor Group, ECUs are partly shared, so Hyundai files often work on Kia. Low-output Hyundai engines are city units, and Stage 1 is safe. On naturally aspirated Hyundai engines, the main effect is on throttle response.

Frequently asked questions

How does Stage 1 differ from stock on the Hyundai Bayon?

Stage 1 is a software optimization of the factory ECU firmware of the Hyundai Bayon with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed.

Is Stage 1 worth doing on the base Hyundai Bayon?

Stage 1 on the base Hyundai Bayon is safe — the factory calibration of low-output engines leaves headroom for software optimization. The gain is modest, but engine life is not affected.

What is Stage 2 for the Hyundai Bayon 1.2i MPI 84 hp?

Stage 2 on the Hyundai Bayon 1.2i MPI 84 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

Does the factory warranty of the Hyundai Bayon remain valid after Stage 1?

After remapping the Hyundai Bayon, 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 Hyundai Bayon?

Reading and writing via OBD takes 25-30 minutes on the Hyundai Bayon. 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 Hyundai Bayon?

Before Stage 1 the original of the Hyundai Bayon 1.2i MPI 84 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Hyundai Bayon 1.2i MPI 84 hp cost?

The remap price for the Hyundai Bayon 1.2i MPI 84 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: 01.09.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno