89990-47132 / 232900-8540 / 8999047132 / 2329008540 Toyota Prius IV MK4 Smart Key Control Module ECU Genuine OEM (2016–2021).

Genuine OEM Toyota Smart Key Control Module (Smart Key ECU) for Toyota Prius IV (MK4/XW50) models manufactured between 2016 and 2021. This module carries Toyota part number 89990-47132 and Denso part number 232900-8540.

The Smart Key ECU manages the vehicle’s Smart Entry & Start System, including keyless entry, push-button start, key authentication, immobilizer communication, and wireless key recognition. It is an ideal replacement for a faulty module causing key detection errors, smart key malfunctions, push-start issues, or keyless entry failures.

This unit has been fully tested and is in good working condition. Professional programming, immobilizer registration, or Smart Key initialization may be required after installation. Always ensure the part numbers match your original unit before purchasing.

Part Numbers

Toyota: 89990-47132
Denso: 232900-8540

Compatibility Table

Make	Model	Chassis	Year Range	Engine	System	Part Numbers
Toyota	Prius IV (MK4)	XW50 / ZVW50	2016–2021	1.8L Hybrid (2ZR-FXE)	Smart Key ECU	89990-47132
Toyota	Prius IV (MK4)	XW51 / ZVW51	2016–2021	1.8L Hybrid (2ZR-FXE)	Smart Key ECU	89990-47132
Toyota	Prius IV (MK4)	XW50 / XW51	2016–2021	Hybrid	Smart Entry & Start System	232900-8540

Compatibility may vary depending on trim level, Smart Entry equipment, and market specification. Always verify the original part number before purchase.

Features

Genuine OEM Toyota / Denso Smart Key Control Module
Supports Smart Entry & Push Button Start
Controls keyless entry and immobilizer communication
Fully tested and verified working condition
Direct replacement for matching part numbers
Programming and Smart Key registration may be required

Keyword Phrases

Toyota Prius Smart Key ECU 89990-47132
Toyota Prius MK4 Smart Key Module
Toyota Prius IV Smart Key Control Unit
Prius XW50 Smart Key ECU
Prius ZVW50 Smart Key Module
Toyota 232900-8540 Smart Key ECU
Toyota Prius keyless entry control module
Prius push start control module
Toyota Smart Entry ECU
Prius immobilizer Smart Key module
OEM Toyota Smart Key Control Unit
Toyota Prius Smart Key computer replacement
Toyota Prius keyless start module
Prius Smart Key ECU 2016–2021

Key features

Genuine OEM Toyota / Denso Smart Key Control Module
Supports Smart Entry & Push Button Start
Controls keyless entry and immobilizer communication
Fully tested and verified working condition
Direct replacement for matching part numbers
Programming and Smart Key registration may be required

Compatibility Table

Make	Model	Chassis	Year Range	Engine	System	Part Numbers
Toyota	Prius IV (MK4)	XW50 / ZVW50	2016–2021	1.8L Hybrid (2ZR-FXE)	Smart Key ECU	89990-47132
Toyota	Prius IV (MK4)	XW51 / ZVW51	2016–2021	1.8L Hybrid (2ZR-FXE)	Smart Key ECU	89990-47132
Toyota	Prius IV (MK4)	XW50 / XW51	2016–2021	Hybrid	Smart Entry & Start System	232900-8540

Compatibility may vary depending on trim level, Smart Entry equipment, and market specification. Always verify the original part number before purchase.

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.

232900-8540

89990-47132 Toyota Prius IV Smart Key Control Module ECU 232900-8540 Genuine OEM – Denso