44500-47141 | Genuine Toyota® Prius ABS Brake Actuator Assembly 2005–2009 OEM
Brand: Genuine Toyota®
Manufacturer: Toyota Motor Corporation
OEM Part Number: 44500-47141
Previous Part Number: 44500-47140
Part Type: ABS Brake Actuator Assembly
Also Known As: ABS Hydraulic Modulator / Brake Pressure Control Assembly
Vehicle Application: Toyota Prius
Model Years: 2005–2009 (VIN Verification Required)
Engine: 1.5L 4-Cylinder Hybrid (1NZ-FXE)
Vehicle Generation: Second Generation Prius (NHW20)
Condition: Genuine OEM – Please review all photographs for exact condition and included components.
PRODUCT OVERVIEW
Genuine OEM Toyota Prius ABS Brake Actuator Assembly, part number 44500-47141, designed for compatible second-generation Toyota Prius hybrid vehicles.
This assembly is an essential component of the Prius electronically controlled hydraulic braking system.
It regulates hydraulic brake pressure and works with the vehicle\'s electronic braking controls to support normal braking, anti-lock braking, traction control, and coordination between regenerative and hydraulic braking.
The brake actuator is designed to operate with the vehicle\'s factory brake control system.
This listing is for one Genuine Toyota ABS Brake Actuator Assembly, part number 44500-47141, as shown in the photographs.
VEHICLE FITMENTToyota Prius — 2005–2009
Potential compatible applications include:
Engine: 1.5L Hybrid
Engine Code: 1NZ-FXE
Generation: Second Generation Prius (NHW20)
IMPORTANT: The direct application of part number 44500-47141 is commonly cataloged for 2006–2009 Prius vehicles. Certain 2005 vehicles originally equipped with 44500-47140 may also be covered through Toyota\'s replacement part supersession.
Please verify the correct application using the vehicle VIN and Toyota parts catalog.
OEM PART NUMBERS
Primary Toyota OEM Part Number: 44500-47141
Previous / Superseded Part Number Toyota Prius brake actuator numbers exist and should not automatically be considered interchangeable.
Please verify the complete original part number before ordering.
KEY FEATURES
Genuine Toyota OEM brake actuator assembly
Designed for compatible second-generation Prius controlled hydraulic brake component
Supports Anti-Lock Braking System (ABS)
Supports vehicle traction control
Supports electronic stability control where equipped
Coordinates hydraulic braking with regenerative braking
Factory-style electrical connectors
Original equipment hydraulic brake connections
Replacement for correctly matched factory equipment
WHAT DOES THE ABS BRAKE ACTUATOR DO?
The Toyota Prius uses an electronically controlled braking system that combines hydraulic braking with hybrid regenerative braking.
The ABS brake actuator helps perform several important functions:
1. Hydraulic Brake Pressure Control
Regulates hydraulic pressure to the vehicle\'s braking system.
2. Anti-Lock Braking System (ABS)
Helps prevent wheel lockup during certain braking conditions.
3. Regenerative Braking Coordination
Works with the hybrid braking system to coordinate hydraulic and regenerative braking.
4. Traction Control
Supports electronic traction control functions when braking intervention is required.
5. Vehicle Stability Control
Supports vehicle stability functions on appropriately equipped vehicles.
6. Brake System Pressure Management
Works with the vehicle\'s electronic brake control system to regulate hydraulic braking operation.
COMMON SYMPTOMS OF A FAULTY ABS BRAKE ACTUATOR
A malfunctioning Toyota Prius brake actuator may contribute to:
ABS warning light illuminated
Red brake warning light
VSC warning light
Traction control warning light
Brake system warning buzzer
Frequent brake actuator pump operation
Unusual brake actuator noises
Changes in brake pedal feel
Reduced braking assistance
Brake hydraulic pressure faults
ABS system diagnostic trouble codes
Brake system malfunction warnings
Common Related Diagnostic Trouble Codes
Depending on the vehicle and fault:
C1252 — Brake booster pump-related fault
C1253 — Pump motor relay-related fault
C1256 — Accumulator low-pressure fault
C1391 — Abnormal accumulator pressure leakage
Important: These codes do not automatically prove the actuator is defective. Proper diagnosis is necessary before replacing any braking component.
CONDITION & INCLUDED COMPONENTS
Genuine Toyota OEM ABS Brake Actuator Assembly
Please review all listing photographs for:
ABS hydraulic actuator assembly
Hydraulic brake line connection ports
Electrical connectors
Pump and actuator housing
OEM part number identification
Mounting points
Manufacturer markings
Overall cosmetic condition
Included accessories
Only the components shown in the listing photographs are included.
Additional brake lines, mounting brackets, external electronic modules, and other accessories are included only if specifically pictured.
No claim of operational testing, factory restoration, or remanufacturing is made unless separately confirmed.
INSTALLATION & CALIBRATION REQUIREMENTSIMPORTANT — SPECIALIZED BRAKE SYSTEM SERVICE REQUIRED
The Toyota Prius uses an electronically controlled hydraulic braking system.
Replacing the ABS brake actuator may require:
Toyota Techstream diagnostic equipment
ABS brake actuator initialization
Brake control system setup
Specialized hydraulic brake bleeding
Clearing diagnostic trouble codes
Brake system calibration
Hydraulic pressure verification
Checking for brake fluid leaks
Final brake system inspection
Toyota Techstream or another fully compatible diagnostic system may be required to complete the replacement procedure.
This component is not guaranteed to be plug-and-play.
Professional installation by a qualified Toyota hybrid brake technician is strongly recommended.
IMPORTANT BRAKE SYSTEM SAFETY INFORMATION
The Prius braking system can retain significant hydraulic pressure even when the vehicle is turned off.
Improper removal or installation may result in injury or damage to the braking system.
Follow Toyota\'s factory-approved depressurization, installation, and bleeding procedures.
Do not drive the vehicle until the brake system has been correctly serviced, inspected, and verified for safe operation.
VIN VERIFICATIONVIN REQUESTED BEFORE SHIPPING
Please provide your 17-digit Vehicle Identification Number (VIN) after purchase.
For compatibility assistance, please provide:
The VIN and original part number help determine correct compatibility.
BUYER INFORMATION
Before purchasing, please verify:
OEM Part Number: 44500-47141
Previous Part Number: 44500-47140
Vehicle model year
Original brake actuator configuration
Electrical connector design
Hydraulic brake line port arrangement
Mounting points
Included components
Installation and bleeding requirements
Vehicle year alone does not guarantee compatibility.
FITMENT ASSISTANCE
Not sure whether this ABS brake actuator fits your Toyota Prius?
Please send us your VIN and the part number from your original brake actuator.
We will help check compatibility before you purchase.
IMPORTANT FITMENT DISCLAIMER
Compatibility may vary depending on production date, original brake system configuration, and factory equipment.
Buyer is responsible for confirming correct compatibility before purchasing.
TOYOTA OEM PART NUMBER: 44500-47141
PREVIOUS PART NUMBER: 44500-47140
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