2003 Mitsubishi Montero Sport Service and Repair Manual

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Factory-Grade Data

2003 Mitsubishi Montero Sport 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 and reference data (where provided)
  • Electrical diagnostics with wiring diagrams
  • Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more

Trims covered

  • Limited Sport Utility 4-Door
  • ES Sport Utility 4-Door
  • LS Sport Utility 4-Door
  • XLS Sport Utility 4-Door
  • XLS Touring Sport Utility 4-Door

Engines covered

  • 3.5L 3497CC 215Cu. In. V6 GAS SOHC Naturally Aspirated
  • 3.0L 2972CC 181Cu. In. V6 GAS SOHC Naturally Aspirated

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
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

2003 Mitsubishi Montero Sport Recalls & Complaints

No active recalls The 2003 Mitsubishi Montero Sport has no recalls on file with NHTSA.
TSB #10240443

This is a Dealer Letter sent to dealers informing that Mitsubishi Technical Training has launched the 3rd quarterly technician quiz for 2023.

TSB #10235609

This Technical Service Bulletin provides instructions and material safety data sheets for removal of rap-film adhesive residue.

TSB #10235606

This is a Dealer Letter sent to dealers informing that Mitsubishi Technical Training has launched the 2nd quarterly technician quiz for 2023.

TSB #10235608

This Technical Service Bulletin reviews the regulations that require a label showing the reduction in load carrying capacity be affixed to vehicles when the total net weight of accessories is more than 1.5 percent of the vehicle's gross veh

TSB #10211530

This Technical Service Bulletin was sent to dealers to explain the difference between normal dew condensation, which is a natural phenomenon, and water penetration caused by improper sealing or a defective/broken part.

TSB #10170852

This Technical Service Bulletin updates the door adjustment procedure in the Body Section of the applicable service manuals.

TSB #10170070

This TSB contains troubleshooting steps for diagnosis of various customer complaints relating to the audio system speakers in Mitsubishi vehicles equipped with original equipment audio components.

TSB #10170099

This is an index of Tech Talk newsletter articles released in 2012.

Showing the 8 most recent of 38 technical service bulletins on file with NHTSA.

20150211Component: AIR BAGSCrash reported1 injured

TL*THE CONTACT OWNS A 2003 MITSUBISHI MONTERO SPORT. THE CONTACT WAS DRIVING AT APPROXIMATELY 45 MPH WHILE STEERING ABRUPTLY, THE VEHICLE WENT OFF ROAD AND FLIPPED OVER THREE TIMES LANDING ON ITS ROOF

20080823Component: AIR BAGS:FRONTALCrash reported1 injured

I REAR-ENDED AN SUV GOING ABOUT 30-35 MPH AND MY AIRBAGS FAILED TO DEPLOY AND MY SEATBELT FAILED TO CATCH, THROWING MY UPPER BODY FORWARD INTO THE STEERING WHEEL. THE POLICE AT THE SCENE OF THE ACCIDE

20080823Component: SEAT BELTSCrash reported1 injured

I REAR-ENDED AN SUV GOING ABOUT 30-35 MPH AND MY AIRBAGS FAILED TO DEPLOY AND MY SEATBELT FAILED TO CATCH, THROWING MY UPPER BODY FORWARD INTO THE STEERING WHEEL. THE POLICE AT THE SCENE OF THE ACCIDE

20060306Component: AIR BAGS:FRONTALCrash reported1 injured

DT*: THE CONTACT STATED WHILE DRIVING 55MPH ON ROUGH SLIPPERY ROADS THE VEHICLE SLID OFF THE ROAD. AFTER PULLING BACK ON THE ROAD, THE VEHICLE STARTED FISH TAILING AND WENT OVER A TWENTY FOOT EMBANK

20140627Component: SERVICE BRAKESCrash reported

[XXX] LICENSE #[XXX] VIN# [XXX] *TR

Showing the 5 most serious of 43 complaints filed with NHTSA.

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