2014 Toyota Prius Service and Repair Manual

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Factory-Grade Data

2014 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

  • Five
  • Four
  • Plug-in
  • Three
  • Two

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

2014 Toyota Prius Recalls & Complaints

NHTSA #20V36900024/06/2020Component: HYBRID PROPULSION SYSTEM: INVERTER

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2013-2015 Prius and 2014-2017 Prius V vehicles not included in recall 18V-684. Excessive voltage in the Intelligent Power Module

Consequence

An unexpected hybrid power system shut down may increase the risk of a crash.

Remedy

Toyota will notify owners, and dealers will perform a software update for the hybrid system. If the

TSB #11029893

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

TSB #11029892

OBSOLETE NOTICE February 13, 2026: This bulletin is now obsolete. Please see T-SB-0009-26.

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 #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 #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

TSB #11012742

Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an exposed vehicle, especially the horizontal areas such as the hood

TSB #11012735

Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal painted surfaces. This material protects from acid rain, environmental fallout, and rail contamination. Follow the Removal Procedure i

Showing the 8 most recent of 427 technical service bulletins on file with NHTSA.

20181129Component: VEHICLE SPEED CONTROLCrash reported3 injured

BRAKES COMPLETELY FAILED AND I REAR ENDED A CAR. I WAS STOPPING NORMALLY ON A CITY STREET. ACCORDING TO DASHCAM I WAS TRAVELING AT ABOUT 25MPH. THE CAR SLOWED TO ABOUT 12MPH WHEN THE BRAKES WENT DO

20181129Component: SERVICE BRAKESCrash reported3 injured

BRAKES COMPLETELY FAILED AND I REAR ENDED A CAR. I WAS STOPPING NORMALLY ON A CITY STREET. ACCORDING TO DASHCAM I WAS TRAVELING AT ABOUT 25MPH. THE CAR SLOWED TO ABOUT 12MPH WHEN THE BRAKES WENT DO

20220523Component: AIR BAGSCrash reported2 injured

My 2014 Toyota Prius was in a T-bone accident, directly on the driver door and the side air bags did not deploy.

20220329Component: AIR BAGSCrash reported1 injured

Airbags did not deploy when I got into an accident on I-91. The car has been totaled and is in Allstate's possession, and I believe it is available for inspection. My safety was put at risk because t

20200918Component: AIR BAGSCrash reported1 injured

HEAD ON COLLISION HITTING A TREE, AIRBAGS DID NOT DEPLOY, VEHICLE TOTALED DRIVER IN THE HOSPITAL. ACCIDENT ON SEPTEMBER 1, 2020 IN TALLAHASSEE, FL

Showing the 5 most serious of 269 complaints filed with NHTSA.

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