89661-47170 / 275100-9522 Toyota Prius 2003-2008 ECU Engine Control Unit OEM.

Engine Control Unit ECU 89661-47170 / 275100-9522 is a genuine OEM hybrid engine computer designed for 2003–2008 Toyota Prius models. This ECU manages fuel injection, ignition timing, and hybrid system coordination to maintain factory-level efficiency and smooth performance.

Engineered according to original Toyota specifications, this module ensures accurate communication between the petrol engine and hybrid electric system. Each unit is professionally tested to confirm functionality and calibration integrity.

Suitable for vehicles experiencing ECU-related fault codes, hybrid warning lights, starting issues, or reduced fuel efficiency.

Compatibility Table (VIN Verification Recommended)

Vehicle Model	Year Range	Engine Code	Engine Size	Transmission	OEM Part Number	Denso Number
Toyota Prius	2003–2008	1NZ-FXE	1.5L Hybrid	CVT	89661-47170	275100-9522

Additional Details:

Generation: NHW20 (market dependent)
Fuel Type: Hybrid (Petrol + Electric)

Important: Compatibility may vary depending on production month and regional specification. Always confirm using:

Original ECU part number (89661-47170)
Denso number (275100-9522)
Vehicle VIN
ECU label information

Key Features

Genuine OEM Toyota hybrid ECU
Part Numbers: 89661-47170 / 275100-9522
Designed for 1.5L 1NZ-FXE hybrid engine
Fully tested and quality verified
Maintains original factory hybrid calibration
Supports VIN programming or ECU cloning if required
Direct replacement unit (model dependent)

89661-47170 ECU
275100-9522 ECU
Toyota Prius ECU 2003 2008
Toyota Prius Hybrid ECU
1NZ-FXE ECU
Prius 1.5 Hybrid ECU
Toyota Prius engine control module
OEM Toyota Prius ECU
NHW20 ECU
Toyota hybrid engine computer
Denso 275100-9522
Toyota ECM 89661-47170
Prius ECU module
Toyota Prius hybrid computer
Automotive hybrid ECU Toyota

Key features

Genuine OEM Toyota hybrid ECU
Part Numbers: 89661-47170 / 275100-9522
Designed for 1.5L 1NZ-FXE hybrid engine
Fully tested and quality verified
Maintains original factory hybrid calibration
Supports VIN programming or ECU cloning if required
Direct replacement unit (model dependent)
89661-47170 ECU
275100-9522 ECU
Toyota Prius ECU 2003 2008
Toyota Prius Hybrid ECU
1NZ-FXE ECU

Compatibility Table (VIN Verification Recommended)

Vehicle Model	Year Range	Engine Code	Engine Size	Transmission	OEM Part Number	Denso Number
Toyota Prius	2003–2008	1NZ-FXE	1.5L Hybrid	CVT	89661-47170	275100-9522

Additional Details:

Generation: NHW20 (market dependent)
Fuel Type: Hybrid (Petrol + Electric)

Important: Compatibility may vary depending on production month and regional specification. Always confirm using:

Original ECU part number (89661-47170)
Denso number (275100-9522)
Vehicle VIN
ECU label information

Shipping, returns and warranty

Worldwide shipping with tracking
30-day returns on unused, uninstalled parts
90-day limited warranty against defects

Send us your VIN and we confirm fitment before shipping. See our shipping policy and return policy.

8966147170

89661-47170 Toyota Prius ECU Engine Control Unit 275100-9522 OEM – Denso