2019 Toyota Prius Service and Repair Manual

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Factory-Grade Data

2019 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

  • L Eco
  • LE
  • LE AWD-e
  • Limited
  • XLE
  • XLE AWD-e

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

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Vehicle Safety Data

2019 Toyota Prius Recalls & Complaints

NHTSA #19V24400027/03/2019Component: EQUIPMENT:OTHER:LABELS

Gulf States Toyota (GST) is recalling certain 2019 C-HR, 4Runner, Avalon, Avalon Hybrid, Camry, Camry Hybrid, Highlander, Land Cruiser, Prius, RAV4, Sequoia, Tacoma, Sienna, Tundra and Yaris vehicles.

Consequence

If the driver cannot read the label, they may unknowingly overload the vehicle, increasing the risk

Remedy

GST will notify owners, and dealers will provide corrected load carrying capacity modification label

NHTSA #19V54400024/07/2019Component: ELECTRONIC STABILITY CONTROL (ESC)

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2019 Lexus LS500, LC500, ES300h, UX250h, LS500h, Toyota Prius, RAV4 HV, 2019-2020 Toyota Prius Prime, and 2020 Corolla HV vehicle

Consequence

Deactivation of the vehicle stability control system or a loss of braking assist increases the risk

Remedy

Toyota will notify owners, and dealers will inspect and, if necessary, replace the brake booster pum

NHTSA #19V87600011/12/2019Component: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2019 Prius vehicles. An electrical short circuit in the combination meter could occur, causing the speedometer, the odometer, an

Consequence

A blank main display will not show important information like vehicle speed or fuel level. Driving

Remedy

Toyota will notify owners, and dealers will inspect the flash memory chip (ROM) production date, and

TSB #11028712

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

TSB #11022964

Some customers may experience echoing on the line calling the vehicle when using Bluetooth Hands Free. This is caused by the phone Hands Free volume being too low.

TSB #11020664

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.

TSB #11020658

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.

TSB #11020657

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

TSB #11012753

This bulletin includes basic procedures for performing a rescue charge at battery on high voltage (HV) Ni-MH and Li-ion batteries. This bulletin should be used in conjunction with the applicable model and model year Repair Manual while perf

TSB #11012744

The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic compounds. If these contaminants settle and remain on a painted vehicl

TSB #11012743

To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is to shield the disc brake rotor from weather elements and in

Showing the 8 most recent of 138 technical service bulletins on file with NHTSA.

20231204Component: AIR BAGSCrash reported1 injured

Vehicle was involved in a accident and it was a total loss and no airbags deployed There wasBodily injury due to this accident

20191007Component: AIR BAGSCrash reported1 injured

OUR PRIUS WAS INVOLVED IN FRONT TO PASSENGER SIDE COLLISION, WHICH TOTALED THE PRIUS, YET NO AIRBAGS DEPLOYED DURING THE ACCIDENT. THE PRIUS SHOULD HAVE BEEN EQUIPPED WITH SIDE AIRBAG AND PASSENGER AI

20241016Component: SERVICE BRAKESCrash reported

* I was pulling into a parking space at a slow speed. When I applied the brake the car accelerated causing the car to scrape the car next to the space. The car then stopped. * The acceleration was ou

20241016Component: VEHICLE SPEED CONTROLCrash reported

* I was pulling into a parking space at a slow speed. When I applied the brake the car accelerated causing the car to scrape the car next to the space. The car then stopped. * The acceleration was ou

20240424Component: ELECTRICAL SYSTEMCrash reported

I was idling at a parking space and went to turn off my car. The vehicle surged forward and the BRAKE sign came on. I pushed my brake to the floor and nothing happened. I was moving toward a brick wal

Showing the 5 most serious of 51 complaints filed with NHTSA.

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