01 — Engine detail
Enginedetail.
- Engine code
- 1NZ-FXE
- Manufacturer
- Toyota
- Configuration
- Inline-4
- Displacement
- 1,497 cc
- Valvetrain
- DOHC 16-valve
- Aspiration
- Naturally aspirated (Atkinson cycle)
- Production
- 1997 – —
- Applications
- Toyota Prius (first and second generations) / Toyota Prius c / Aqua / Toyota Yaris Hybrid (XP130)
- 01
It uses late intake-valve closing to create a simulated Atkinson cycle: 13.0:1 physical and 9.5:1 effective compression.
Source: Toyota NZ engine — Wikipedia (English) - 02
It was designed to work with Hybrid Synergy Drive, where the electric motor covers peak torque demands.
Source: Toyota NZ engine — Wikipedia (English) - 03
Output rose from 58 PS at launch to 72 PS (2000 update) and 77 PS in the second-generation Prius.
Source: Toyota NZ engine — Wikipedia (English)
Technology — Hybrid & electric
An engine and electric motors share the work; energy recovered under braking is stored in a battery and reused. Battery EVs remove the engine altogether.
Technology page →02 — Applications in the archive
03 — Sources
- 01Toyota NZ engine – WikipediaWikipedia · reference · accessed 2026-09-26