2012 Toyota Prius Service and Repair Manual

4.7 · Trusted by 14,000+ mechanics & DIYers
Regular price $34.99 USD
  • Lightning-Fast Downloads
    Optimized files — even slow connections handle it
  • Instant Search & Navigation
    Jump to any procedure or spec with one click
  • Print One or All Pages
    Bring only the pages you need to the shop
  • Covers Every System & Component
    Every procedure for the 2012 Toyota Prius
Sample Preview

Unlock the Full Manual

Complete repair procedures
Wiring diagrams & schematics
Torque specifications
Full search & bookmarks
$34.99
Buy 2+ Manuals, Save 20% Discount applied automatically at checkout
20% OFF
Secure Checkout
No Subscriptions
Factory-Grade Data

2012 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

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Bancontact
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Vehicle Safety Data

2012 Toyota Prius Recalls & Complaints

NHTSA #16V48700030/06/2016Component: AIR BAGS:SIDE/WINDOW

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain model year 2010-2012 Toyota Prius, 2010 and 2012 Toyota Prius Plug-in Hybrid, and 2011-2012 Lexus CT200h vehicles. A weld in the

Consequence

If either portion of the curtain shield air bag inflator ejects into the passenger cabin, there is a

Remedy

Toyota will notify owners, and dealers will install retention brackets to the curtain shield air bag

NHTSA #13V01400016/01/2013Component: AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE-INACTIVE

Southeast Toyota Distributors, LLC (SET) is recalling certain models interspersed through model years 2009 through 2013 as follows: model year 2009-2012 Tacoma, 4Runner, Camry, Camry Hybrid, Prius, an

Consequence

If the front passenger seat occupant sensing system is out of calibration, the front passenger airba

Remedy

Southeast Toyota will notify owners, and dealers will test the sensitivity of the occupant detection

NHTSA #13V12300009/04/2013Component: EQUIPMENT:OTHER:LABELS

Southeast Toyota is recalling certain model year 2008 and 2010-2013 Toyota Tundra, 2010-2012 Rav4, 2012 Toyota Sequoia, 2010-2011 Toyota Corolla, 2010-2011 Toyota Camry and Camry Hybrid, 2010-2013 Toy

Consequence

An inaccurate label could lead to owners overloading their vehicles and tires. An overloaded vehicl

Remedy

Southeast Toyota will notify owners and provide a corrected label with instructions concerning its i

NHTSA #16V39600002/06/2016Component: SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER

Southeast Toyota Distributors, LLC (SET) is recalling certain 2005-2011 4Runner, Highlander, Sequoia, and Sienna, 2005-2010 Avalon and Tundra, 2006-2008 Camry Solara, 2006-2010 Highlander hybrid, 2006

Consequence

If damaged, the copper strand heating element may short circuit, increasing the risk of a fire.

Remedy

SET will notify owners, and dealers will disconnect the seat heaters, free of charge, and refund 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 #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

TSB #11012727

Vehicles may occasionally be subjected to contamination by airborne iron particles shed from railroad tracks, train wheels, exposure to heavy machinery facilities, grinding, welding, etc. This type of contamination can be identified by the

Showing the 8 most recent of 461 technical service bulletins on file with NHTSA.

20190218Component: STRUCTURE:BODYCrash reported5 injured

I WAS COMING UP THE FREEWAY OFF RAMP AND MY CAR JUST TURNED OFF I HAD NO BRAKING I HIT SIX OTHER CARS ROLLED OVER AND WAS SEVERLY IMJURED IN THE HOSPITAL FORR THREE DAYS

20190218Component: SERVICE BRAKESCrash reported5 injured

I WAS COMING UP THE FREEWAY OFF RAMP AND MY CAR JUST TURNED OFF I HAD NO BRAKING I HIT SIX OTHER CARS ROLLED OVER AND WAS SEVERLY IMJURED IN THE HOSPITAL FORR THREE DAYS

20190218Component: VEHICLE SPEED CONTROLCrash reported5 injured

I WAS COMING UP THE FREEWAY OFF RAMP AND MY CAR JUST TURNED OFF I HAD NO BRAKING I HIT SIX OTHER CARS ROLLED OVER AND WAS SEVERLY IMJURED IN THE HOSPITAL FORR THREE DAYS

20151001Component: SERVICE BRAKESCrash reported2 injured

TL* THE CONTACT OWNS A 2012 TOYOTA PRIUS. THE CONTACT STATED THAT THE VEHICLE INDEPENDENTLY ACCELERATED WHILE PULLING INTO A PARKING SPACE WITH THE BRAKE PEDAL APPLIED. THE CONTACT APPLIED EXTREME FOR

20151001Component: VEHICLE SPEED CONTROLCrash reported2 injured

TL* THE CONTACT OWNS A 2012 TOYOTA PRIUS. THE CONTACT STATED THAT THE VEHICLE INDEPENDENTLY ACCELERATED WHILE PULLING INTO A PARKING SPACE WITH THE BRAKE PEDAL APPLIED. THE CONTACT APPLIED EXTREME FOR

Showing the 5 most serious of 535 complaints filed with NHTSA.

All Model Years

Other Years of the Toyota Prius

Need a manual for a different year? Browse every Toyota Prius we cover.

Explore More

More Toyota Models

Browse service and repair manuals for other Toyota models in our catalog.