Toyota Prius 1.5i EH 80 HYBRID 80 hp — Stage 1 file

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Chip tuning for Toyota Prius 1.5i EH 80 HYBRID 80 hp ECU

Toyota Prius (2009) 1.5i EH 80 HYBRID 80 hp — mass-market hybrid engine of the passenger segment of the Toyota Motor Corporation group (Япония, 1937). In the CHIPOK database: 2 configurations.

Toyota was a pioneer of mass-market hybrids (the Prius since 1997). Toyota is the world leader in hybrid production volume. Toyota PHEV variants include the Prius Prime, RAV4 Prime and Highlander Hybrid Plug-in. The bZ4X is Toyota's flagship electric crossover.

The GR models (Yaris GR, Supra) have a growing tuning culture. 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. 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 changes in the Toyota Prius ECU after Stage 1?

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

Is Stage 1 worth doing on the base Toyota Prius?

Yes, Stage 1 on the low-output Toyota Prius 1.5i EH 80 HYBRID 80 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.

What is Stage 2 for the Toyota Prius 1.5i EH 80 HYBRID 80 hp?

Stage 2 for the Toyota Prius 1.5i EH 80 HYBRID 80 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.

Does the factory warranty of the Toyota Prius remain valid after Stage 1?

After remapping the Toyota Prius, 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 Toyota Prius?

Reading and writing via OBD takes 25-30 minutes on the Toyota Prius. 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 Toyota Prius?

Before Stage 1 the original of the Toyota Prius 1.5i EH 80 HYBRID 80 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Toyota Prius 1.5i EH 80 HYBRID 80 hp cost?

The remap price for the Toyota Prius 1.5i EH 80 HYBRID 80 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: 31.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno