1991 Toyota MR2 Service and Repair Manual

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Covers all 1991 MR2 trims — Base, Automatic, Standard ·
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1991 Toyota MR2 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

  • Base
  • Automatic
  • Standard

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
NHTSA #91V22300024/12/1991Component: AIR BAGS

THE DRIVER'S OCCUPANT PROTECTION SYSTEM (STEERING WHEEL AND AIR BAG) EXCEEDS THE 60G THORAX CRITERION IN NHTSA CRASH TESTS.

Consequence

THE OCCUPANT PROTECTION SYSTEM DOES NOT COMPLY WITH THEENERGY ABSORPTION REQUIREMENTS OF FMVSS 208.

Remedy

REPLACE THE STEERING WHEEL WITH A MODIFIED WHEEL DESIGNED FOR INCREASED ENERGY ABSORPTION.

TSB #10244113

TSB: Replacement certification labels (the vinyl label installed on the driver door or door post) and VIN plates (the metal plate riveted to dashboard) (see Figure 1) for most 1979 ? 2023 model year vehicles may be available provided the re

TSB #10207946

POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Toyota. This information must be kept near the point of vehicle sale and be available to any custom

TSB #10197473

Product general information.

TSB #10197476

Replacement vin plates.

TSB #10188913

TSB: Replacement certification labels (the vinyl label installed on the driver door or door post) and VIN plates (the metal plate riveted to dashboard) (see Figure 1) for most 1979 ? 2021 model year vehicles may be available provided the re

TSB #10174890

TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin Nos. PG021-88, PG015-89, PG0015-90, PG002-91, PG002-93, PG005-97, PG007-01, PG007-07, PG006-01, PG004-97, T-SB-0144-08, and T-SB-0304-17. The af

TSB #10174891

TSB: OBSOLETE NOTICE April 07, 2020: This bulletin is now obsolete. Please see T-SB-0032-20. Replacement Certification Labels and VIN Plates

TSB #10109492

TSB: The purpose of this bulletin is to provide precautions to follow when installing an automatic transmission/transaxle assembly to avoid MIL "ON" shifting issues and/or transmission damage. Use the information in this bulletin when insta

Showing the 8 most recent of 11 technical service bulletins on file with NHTSA.

19970211Component: AIR BAGSCrash reported1 injured

AIR BAG DEPLOYMENT WAS VIOLENT, CAUSING MULTIPLE BRUISES, HEARING LOSS IN BOTH EARS,CERVICAL STRAIN, SEVERE BRUISING TO BOTH THUMBS, AND LOOSENED LOWER BRIDGE IN MOUTH.

20020110Component: ENGINE AND ENGINE COOLING:ENGINE:GASOLINEFire reported

WHILE DRIVING, A FIRE STARTED IN THE ENGINE COMPARTMENT, LOCATED IN THE REAR OF THE VEHICLE, THERE WAS NO DAMAGE TO THE ACTUAL BODY OF THE CAR,THE ONLY VISIBLE DAMAGE TO THE UNIT WAS TO THE ENGINE, (O

19970128Component: AIR BAGS1 injured

DRIVELINE FLIPPED OUT FROM UNDERNEATH VEHICLE AHEAD, WENT UNDERNEATH PLAINTIFF'S VEHICLE, IMPACTED ON THE UNDER CARRIAGE, CAUSING AIR BAG TO FALSELY DEPLOY, RESULTING IN ACCIDENT, MULTIPLE BRUISES AND

20210131Component: STEERING

TOLD BY PATT LOBB TOYOTA IN MCKINNEY, TX THAT TOYOTA NA WILL BE REACHING OUT TO ME. "UNABLE TO REPLACE STEERING WHEEL" UNDER RECALL 91V223

Showing the 4 most serious of 14 complaints filed with NHTSA.

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