TOYOTA G4 GM6-262 LPG ENGINE FORKLIFT TRUCKS SERVICE REPAIR MANUAL

TOYOTA G4 GM6-262 LPG ENGINE FORKLIFT TRUCKS SERVICE REPAIR MANUAL
LANGUAGE: ENGLISH
FORMAT: PDF
PAGES: 289
FILE SIZE: 7.11MB

MODEL COVERED:

Engine Model: GM6-262

Alternative Designation: Toyota G4

Fuel Type: LPG

Cycle: 4-cycle

Cylinder Arrangement: V-type, 6 cylinders

Spark Order: 1–6–5–4–3–2

Starting Method: Pinion shift starter

Combustion Chamber Design: Wedge type

Combustion Chamber Type: Pentroof type

Valve Mechanism: OHV chain drive

Displacement: 4,300 cc (262 cu. in.)

Bore × Stroke: 101.6 × 88.39 mm

Compression Ratio: 9.2:1

Maximum Torque: 281 Nm at 1,200 rpm

Idle Speed: 750 ± 50 rpm

Governor System: Electronic throttle control

Engine Weight: 185 kg

Dimensions (L × W × H): 660 × 620 × 723 mm

Oil Pump: Gear type

Oil Filter: Paper filter

Oil Capacity (Oil Pan): 3.8 L

Oil Capacity (Oil Pan + Oil Strainer): 4.2 L

Issue Date: DECEMBER, 2006
 

CONTENTS:

0. GENERAL

- General Engine Information

- Engine Specifications

- Engine Identification

- Technical Data and Service Information

- General Workshop Precautions

1. DIAGNOSTIC SCAN TOOL

- Diagnostic Scan Tool Overview

- Diagnostic System Operation

- Fault Code Retrieval

- Engine System Diagnosis

- Electronic Control System Inspection

- Troubleshooting Procedures

2. FUEL SYSTEM

- LPG Fuel System Components

- Fuel Supply System

- Fuel Control and Regulation

- Electronic Throttle Control

- Fuel System Inspection

- Component Testing and Troubleshooting

- Fuel System Maintenance

3. ELECTRICAL SYSTEM TROUBLESHOOTING

- Electrical System Overview

- Wiring and Electrical Connections

- Starting System Diagnosis

- Charging System Inspection

- Electronic Control Circuit Troubleshooting

- Electrical Component Testing

- Fault Diagnosis Procedures

4. APPENDIX

- Technical Specifications

- Service Reference Information

- Additional Technical Data

The Toyota G4 GM6-262 LPG Forklift Engine Service Repair Manual is a technical workshop reference designed for mechanics, technicians and industrial equipment maintenance professionals working with Toyota six-cylinder LPG engines. Covering the 4.3-litre V-type GM6-262 engine, this manual provides technical specifications and service information relating to engine operation, diagnostic procedures, electronic control systems and fuel system maintenance. It includes dedicated sections covering general engine information, diagnostic scan tool operation, LPG fuel system servicing, electrical system troubleshooting and technical appendix information. The diagnostic section supports fault identification and electronic system inspection, while the fuel system section provides reference information for LPG supply, fuel control and electronic throttle operation. The electrical troubleshooting section assists technicians with diagnosing electrical faults and inspecting engine-related circuits and components. With detailed engine specifications, diagnostic guidance and system-specific workshop information, this manual is a useful resource for Toyota forklift technicians, LPG engine specialists and industrial maintenance professionals.