2000-2004 Yamaha YQ100 / Aerox 100 Service Manual

Troubleshooting and repair reference for Yamaha YQ100 and Aerox 100 scooters. Covers fuser assembly, paper path, and imaging procedures plus diagnostic flowcharts. Ref: 5ME1-AE1.

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Document Details

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Document Number / Seller:
24863 / Susan Wilson
File Size:
8.67 MB
File Type:
PDF
Language:
English
Printable:
Yes
Category:
Scooter
Last updated / verified
Aug 27, 2025

Models Covered & Key Technical Specifications

Yamaha YQ100 / Aerox 100 (5ME1-AE1) 2000-2004 Service Manual

Troubleshooting and repair reference | Scooter Library.

  • Designated Cylinder Displacement: Cylinder displacement is set to 101 cc for the two-stroke gasoline torque induction Mapping.
  • Primary Engine Force: Bore and stroke measurements reach 52.0 x 47.6 mm dimensional specifications Configuration.
  • Advanced Fuel Capacity: For optimal fuel storage, 7.0 L defines the tank capacity Threshold.
  • Design Ignition System: The CDI magneto provides the primary ignition system Logic.
  • Engine Type Specifications: Air-cooled-2 stroke, gasoline torque induction. Parameters.
  • Certified Vehicle Weight: Basic weight with oil and full fuel tank is 95 kg Requirements.

Professional Workshop Service Manual & Technical Specifications

Yamaha YQ100 / Aerox 100 (5ME1-AE1) 2000-2004 Service Manual: Document Listing

Technical-Benchmarks: Yamaha YQ100 / Aerox 100 // Engine-Type: 101cc 2-Stroke // Technical-Benchmarks: Scooter Manual.

Component Baseline Context
Engine Type Air-cooled-2 stroke Gasoline torque induction
Cylinder Arrangement Forward-inclined single cylinder N/A
Displacement 101 cc N/A
Bore x Stroke 52.0 x 47.6 mm N/A
Compression Ratio 12:1 ± 0.5 N/A
Fuel Type Regular unleaded gasoline 91+ octane

Service sections detail engine overhaul, chassis maintenance, electrical systems, and troubleshooting procedures. The manual provides comprehensive coverage of all systems, including the CDI magneto, starter motor, autolube pump, and transmission. It includes detailed diagrams and exploded views to assist with disassembly and reassembly.

Engine Overhaul Procedures

Procedures for overhauling the engine are documented, covering cylinder head, cylinder, and piston components. The manual details the removal, inspection, and installation of these parts, as well as piston rings and related bearings.

Chassis Maintenance

This section addresses chassis maintenance, including front and rear wheel servicing, brake system checks and adjustments, front fork disassembly, handlebar maintenance, and steering head adjustments. It also covers rear shock absorber assembly inspection.

Electrical System Information

Comprehensive information on the electrical system is provided, including circuit diagrams, component identification, and troubleshooting for the ignition and starting system, charging system, lighting system, and signal system. Procedures for checking switches and the starter motor are included.

Carburetor and Fuel System

The manual details carburetor disassembly, checking, assembly, and installation procedures. It also covers fuel cock inspection and fuel filter cleaning, along with reed valve inspection and installation.

This manual documents torque specifications for critical components to ensure proper bearing preload accuracy.

FAQ

Specify the **applicable** lubrication requirements for the YQ100/Aerox 100? keyboard_arrow_down

1.3 L of Yamalube 2 or equivalent 2-stroke engine oil (JASO FC or ISO EG-C, ISO EG-D grade) is required for the engine oil capacity.

What is the **exact** engine idle speed specification for this model? keyboard_arrow_down

2000 ± 200 r/min is the specified engine idle speed for the Yamaha YQ100/Aerox 100.

Calculate the **specific** maintenance interval for the V-belt? keyboard_arrow_down

Every 20,000 km is the recommended maintenance interval for the V-belt, as detailed on page 45 of this manual.

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Reviews (4)

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This manual is a lifesaver! The diagrams and step-by-step instructions are clear and easy to follow. It made my maintenance tasks so much easier.
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Rated 4 out of 5 stars
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The troubleshooting section is particularly helpful. I was able to diagnose an issue with my scooter quickly. Fantastic resource!
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Rated 4 out of 5 stars