Toyota Agya 1.0 (1KR-DE) 64 hp — Stage 1 file (+15 hp)

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Chip tuning for Toyota Agya 1.0 (1KR-DE) 64 hp ECU

Toyota Agya (2013) 1.0 (1KR-DE) 64 hp — mass-market petrol engine of the passenger segment of the Toyota Motor Corporation group (Япония, 1937). Stage 1 chip tuning raises power from 64 to 79 hp (+15 hp, +23%) and torque from 85 to 110 Nm (+25 Nm). ECU — Denso GASOLINE GEN 1 [368KB-1MB]. Flashing method: OBD or Bench depending on the unit's protection. A petrol engine built in 2013 — a Tricore platform without strong protection; OBD access works.

Toyota Motor Corporation includes Lexus, Daihatsu and a stake in Subaru. The Denso ECU is a locked Toyota platform, with read/write via specific tools. Toyota's petrol range spans naturally aspirated Dynamic Force engines and turbo units for the GR series. Toyota has historically focused on naturally aspirated, high-compression engines.

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

Frequently asked questions

What power gain do you get after chip tuning the Toyota Agya 1.0 (1KR-DE) 64 hp?

Stage 1 chip tuning on the Toyota Agya 1.0 (1KR-DE) 64 hp boosts engine output by 15 hp: from 64 to 79 hp. Torque rises from 85 to 110 Nm (+25 Nm).

What changes in the Toyota Agya ECU after Stage 1?

Stage 1 chip tuning of the Toyota Agya is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +15 hp with no hardware changes.

What does chip tuning give on the low-output Toyota Agya 1.0 (1KR-DE) 64 hp?

Yes, Stage 1 on the low-output Toyota Agya 1.0 (1KR-DE) 64 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 much does Stage 2 add on the Toyota Agya?

Stage 2 for the Toyota Agya 1.0 (1KR-DE) 64 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 Toyota Agya 1.0 (1KR-DE) 64 hp?

The Toyota Agya 1.0 (1KR-DE) 64 hp ECU is the Denso GASOLINE GEN 1 [368KB-1MB]. Production versions support OBD access; locked variants require Bench (BDM/JTAG).

What happens to the Toyota Agya warranty after chip tuning?

The factory warranty of the Toyota Agya 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 Agya take?

On the Toyota Agya 1.0 (1KR-DE) 64 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 Agya?

Yes, the original ECU firmware of the Toyota Agya 1.0 (1KR-DE) 64 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 Agya?

Stage 1 for the Toyota Agya 1.0 (1KR-DE) 64 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: 01.09.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno