Honda Jazz 1.2i 78 hp — Stage 1 file (+7 hp)

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Chip tuning for Honda Jazz 1.2i 78 hp ECU

Honda Jazz (2002) 1.2i 78 hp — mass-market petrol engine of the passenger segment of the Honda Motor Company (независимый) group (Япония, 1948). Stage 1 chip tuning raises power from 78 to 85 hp (+7 hp, +9%) and torque from 110 to 115 Nm (+5 Nm). ECU — Bosch ME7.9.3. Flashing method: OBD or Bench depending on the unit's protection. A petrol engine built in 2002 — the era before widespread firmware encryption, OBD flash without complications.

Honda specialises in compact cars, saloons, crossovers and engines. Honda is a Japanese carmaker and the world's largest engine producer, founded in 1948. Honda is an independent brand, not part of any group. The Honda K series is an iconic line of naturally aspirated and turbo engines (K20, K24). The Honda L series is a family of modern turbo engines (L15, Civic Type R). Hondata is the main Honda tuning channel via FlashPro and K-Pro (rather than standard WinOLS).

Hondata K-Pro / FlashPro is the main tuning channel, rather than standard WinOLS. The Honda community has one of the strongest JDM cultures (Civic Type R, NSX, Acura). Low-output Honda models are naturally aspirated city cars with a high compression ratio.

Frequently asked questions

How much does the power of the Honda Jazz 1.2i 78 hp increase after Stage 1?

Stage 1 for the Honda Jazz 1.2i 78 hp adds +7 hp — power increases from 78 to 85 hp (+9%). Torque rises from 110 to 115 Nm (+5 Nm).

What does a Stage 1 remap of the Honda Jazz 1.2i 78 hp include?

Stage 1 on the Honda Jazz 1.2i 78 hp is a software ECU calibration with no hardware changes. The key maps (boost/ignition/lambda/torque) are adjusted while factory tolerances are preserved. The gain is +7 hp with no hardware changes.

Is Stage 1 safe for the low-output Honda Jazz 1.2i 78 hp?

Yes, Stage 1 on the low-output Honda Jazz 1.2i 78 hp delivers a moderate but genuine gain — without overstressing the hardware. On base naturally aspirated engines the effect is felt mainly as improved throttle response and a stronger mid-range.

How does Stage 2 differ from Stage 1 on the Honda Jazz 1.2i 78 hp?

Stage 2 for the Honda Jazz 1.2i 78 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.

What control unit does the Honda Jazz 1.2i 78 hp run?

The control unit of the Honda Jazz 1.2i 78 hp is the Bosch ME7.9.3. Before flashing, the engineer identifies the exact revision and selects the write method.

Does Stage 1 void the warranty on the Honda Jazz?

Stage 1 on the Honda Jazz voids the factory warranty on the engine and transmission — this is standard for all manufacturers. CHIPOK provides its own warranty on the quality of the remap.

How quickly is chip tuning of the Honda Jazz 1.2i 78 hp done?

The full remap cycle for the Honda Jazz — from reading to writing the final file — takes 30-90 minutes depending on the ECU access method. The file is prepared at CHIPOK in 5-30 minutes.

Can you return to stock after Stage 1 on the Honda Jazz?

The original Honda Jazz ECU is always saved before flashing. Rolling back to the factory firmware is done with the same programmer in 25-30 minutes.

How much does Stage 1 cost for the Honda Jazz 1.2i 78 hp?

The cost of Stage 1 for the Honda Jazz 1.2i 78 hp is calculated in the calculator on this page — you select the options (DPF off, EGR off, AdBlue off, DTC off, etc.) and the price is capped by the package Max Price. Payment is by credits (1 cr = 1 €), with no subscriptions.

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