2023 Toyota Prius service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications, torque values, and reference data
- Electrical diagnostics with full wiring diagrams
- Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more
- Diagnostic trouble codes and troubleshooting flow
- Maintenance schedules and fluid capacities
Trims covered
- LE
- LE AWD
- Limited
- Limited AWD
- XLE
- XLE AWD
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Maintenance & Lubrication
- Specifications
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Diagnostic Trouble Codes
- Technical Service Bulletins
- Wiring Diagrams
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2022-2026 Toyota, Lexus, and Subaru Solterra vehicles equipped with a Panoramic View Monitor (PVM) system. Please see the recall
A rearview camera that fails to display an image can reduce the driver's view behind the vehicle, in
Dealers will update the parking assist software, free of charge. Owner letters were mailed January 2
OBSOLETE NOTICE February 27, 2026: This bulletin is no longer applicable and is now obsolete.
Some 2005 2026 Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The purpose of this Servic
Some ECUs can set a DTC that is common with other ECUs. This can lead to accidental use of the wrong repair manual when diagnosing these type of DTCs.
Some ECUs can set a DTC that is common with other ECUs. This can lead to accidental use of the wrong repair manual when diagnosing these type of DTCs.
The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. The procedures outlined in this Service Bulletin aid in locating, inspecting, and repairing refrigerant
To assist with the early detection and early resolution of audio related concerns you may be asked to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be u
To assist with the early detection and early resolution of audio related concerns you may be asked to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be u
Flash reprogramming allows the Electronic Control Unit (ECU) software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are released as field-fix procedures described in individual Service B
Showing the 8 most recent of 118 technical service bulletins on file with NHTSA.
Driving at highway speed on Interstate 30. Warning lights came on the dashboard. The Prius began to stall. Could not steer vehicle to shoulder. Prius came to a stop in the outside lane of travel. Rear
Driving at highway speed on Interstate 30. Warning lights came on the dashboard. The Prius began to stall. Could not steer vehicle to shoulder. Prius came to a stop in the outside lane of travel. Rear
What component failed: The rear plastic trim on my 2023 Toyota Prius cracked without any impact, accident, or external cause. The component is still on the vehicle and available for inspection upon re
The contact owned a 2023 Toyota Prius. The contact received notifications of NHTSA Campaign Numbers: 26V049000 (Electrical System, Latches/Locks/Linkages) and 24V274000 (Electrical System, Latches/Lo
The contact owned a 2023 Toyota Prius. The contact received notifications of NHTSA Campaign Numbers: 26V049000 (Electrical System, Latches/Locks/Linkages) and 24V274000 (Electrical System, Latches/Lo
Showing the 5 most serious of 23 complaints filed with NHTSA.
