1999-2002 Mitsubishi Pajero iO QA 1.6L, 1.8L, 2.0L Service Manual

Complete workshop manual for the Mitsubishi Pajero iO QA, covering all models and years. Includes detailed procedures, diagrams, and specifications. Ref: PWJE0001

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Document Details

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Document Number / Seller:
31170 / Linda Taylor
File Size:
32.16 MB
File Type:
ZIP
Language:
English
Printable:
Yes
Category:
SUV
Last updated / verified
Apr 30, 2025

Models Covered & Key Technical Specifications

Mitsubishi Pajero iO QA (PWJE0001) - 1999-2002

Pajero iO QA / Mitsubishi Motors Corporation. Binder.

  • Documented Technical Specs: 1.6L variants are available for 1999 and 2000 model years.
  • Universal Specifications: The 1.8L variant was offered across all production years from 1999 to 2002.
  • Core Resolution Data: A 2.0L variant was introduced in the 2000 model year, featuring the 4G94 engine.
  • Rated Engine Capacity: The 4G93 engine displacement is 1.8L, while the 4G94 engine displacement is 2.0L.
  • Principal Specifications: All models are equipped with GDI fuel systems for optimal performance.
  • Documented Physical Specs: Both 5-speed manual (V5M21) and 4-speed automatic (V4AW4) transmissions were available.

Professional Workshop Service Manual & Technical Specifications

Applied Training Service Manual: Mitsubishi Pajero iO QA Manual: Mitsubishi Pajero iO troubleshooting guide for QA 1.6/1.8/2.0L Library-Master

Engineering-Base: Pajero iO QA // System-Identifier: SUV / GDI Logic // Engineering-Base: 1999-2002

Major Specifications Overview

Integrated-Framework Diagnostic-Logic Framework
Total displacement 4G93-GDI / 1,834 mL Model Code
Bore × Stroke 81 × 89 mm Engine
Compression Ratio 12.0 System

Table of Contents Summary

  • Engine Oil Draining and Supplying
  • Fuel Pressure Test
  • Crankshaft Pulley Removal and Installation
  • Throttle Body (Throttle Valve Area) Cleaning
  • Ignition Timing Check

Detailed System Coverage

GDI System Overview

The Gasoline Direct Injection (GDI) system enhances vehicle performance and efficiency through precise fuel delivery. This manual details the components of the GDI system, including sensors, actuators, and the engine-ECU, explaining their roles in fuel injection control, idle speed control, and ignition timing. Careful analysis of system operations is crucial for accurate diagnostics.

Ignition and Fuel Systems

Proper ignition timing and fuel delivery are critical for optimal engine performance. This manual covers ignition timing control mechanisms, including the power transistor's role in regulating the primary current to the ignition coil. Additionally, it details the sequential fuel injection process, ensuring correct air/fuel mixture for various operating conditions.

Troubleshooting Guidance

Diagnostic procedures are thoroughly outlined, commencing with MUT-II data lists and actuator tests. The manual provides systematic troubleshooting flows for various engine conditions, such as unstable idling and stalling, guiding technicians through component checks and harness inspections to identify and resolve issues effectively.

Torque specifications for critical components are documented for accurate assembly, ensuring proper thermal expansion compensation and reliable operation.

FAQ

What **critical** calibration settings are covered for the 1999-2002 Mitsubishi Pajero iO QA? keyboard_arrow_down

1.24 V is the minimum output voltage for the 1st channel throttle position sensor for normal operation, as detailed in the manual.

What are the **required** clearance measurements for the drive belts? keyboard_arrow_down

10.0 – 12.0 mm is the specified deflection for the alternator drive belt when checked, according to the manual's specifications.

Can you confirm the **specified** torque for the crankshaft pulley bolt? keyboard_arrow_down

177 – 186 Nm is the specified torque for the crankshaft pulley bolt installation, ensuring secure fastening of the pulley.

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This manual is incredibly detailed and easy to follow. The troubleshooting section has saved me so much time when diagnosing issues. Plus, the download process was smooth and quick!