Toyota Yaris 1.2 CVT 88 hp — Stage 1 file (+5 hp)

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Chip tuning for Toyota Yaris 1.2 CVT 88 hp ECU

Toyota Yaris (2017) 1.2 CVT 88 hp — mass-market petrol engine of the passenger segment of the Toyota Motor Corporation group (Япония, 1937). Stage 1 chip tuning raises power from 88 to 93 hp (+5 hp, +6%) and torque from 104 to 111 Nm (+7 Nm). In the CHIPOK database: 2 configurations. The 2017 generation — mid-generation petrol ECUs (MEDC17/MEVD17/Simos PCR), OBD flash on production revisions.

Toyota shares some engines with Subaru (BRZ/86) and BMW (Supra). Denso is Toyota's in-house ECU supplier (a locked platform). Toyota's petrol range spans naturally aspirated Dynamic Force engines and turbo units for the GR series. The GR Supra uses the BMW B58 straight-six, an unusual turbo engine for Toyota.

Toyota has an active JDM tuning community (GR Supra, GR Yaris, GR86). The Denso ECU is a locked Toyota platform, and most models do not respond to standard chip tuning. The GR models (Yaris GR, Supra) have a growing tuning culture. Low-output Toyotas are naturally aspirated city cars, where Stage 1 is limited by the high compression ratio. Toyota's factory tuning runs close to the limit, leaving only modest headroom for Stage 1.

Frequently asked questions

How many horsepower does the Toyota Yaris 1.2 CVT 88 hp reach after a remap?

The Stage 1 gain for the Toyota Yaris 1.2 CVT 88 hp is 5 hp (+6%) over the stock 88 hp, for a total of 93 hp. Torque rises from 104 to 111 Nm (+7 Nm).

What is Stage 1 chip tuning for the Toyota Yaris?

Stage 1 chip tuning of the Toyota Yaris is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +5 hp with no hardware changes.

What does chip tuning give on the low-output Toyota Yaris 1.2 CVT 88 hp?

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

How much does Stage 2 add on the Toyota Yaris?

Stage 2 on the Toyota Yaris 1.2 CVT 88 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

What happens to the Toyota Yaris warranty after chip tuning?

The factory warranty of the Toyota Yaris 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 Toyota Yaris take?

On the Toyota Yaris 1.2 CVT 88 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 Toyota Yaris?

Yes, the original ECU firmware of the Toyota Yaris 1.2 CVT 88 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 Toyota Yaris?

Stage 1 for the Toyota Yaris 1.2 CVT 88 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