2004 Yamaha NXC125 Cygnus Service Manual

Your 2004 NXC125 Cygnus repair manual covers full service and diagnostics. Get your scooter back on the road with this essential guide. Part Number 5ML1-AE1.

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Document Details

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Document Number / Seller:
24573 / Elizabeth Jackson
File Size:
10.32 MB
File Type:
ZIP
Language:
English
Printable:
Yes
Category:
Scooter
Last updated / verified
Mar 7, 2025

Models Covered & Key Technical Specifications

Yamaha NXC125 Cygnus (2004) Service Manual

Full Coverage | Service Manual Kit

  • Technical Resolution Data: 1855 mm overall length establishes the scooter's exterior dimensions Architecture.
  • Specific Temperature Range: For optimal operation, 685 mm overall width defines the scooter's lateral footprint Framework.
  • Essential Power Rating: 1110 mm overall height -- signifies the vertical measure from ground to highest point Threshold.
  • Advanced Memory Capacity: The wheelbase requires 1295 mm for standard front-to-rear stability Logic.
  • Core Speed Performance: Minimum ground clearance reaches 110 mm Parameters.
  • Universal Durability: Dry weight is rated at 114 kg to ensure basic structural integrity Norms.

Professional Workshop Service Manual & Technical Specifications

Yamaha NXC125 Cygnus (2004) Service Manual - Factory-Grade Maintenance & Repair Reference (2004) Hydraulic-Guide

Operational-Framework: Yamaha NXC125 // Design-Core: Scooter / Engine // Specs: Data-Driven

Service-Nexus Value Architecture
Scooter Dimensions Overall Length 1855 mm
Scooter Dimensions Overall Width 685 mm
Scooter Dimensions Overall Height 1110 mm
Scooter Dimensions Wheelbase 1295 mm
Scooter Dimensions Minimum Ground Clearance 110 mm
Scooter Weight Dry Weight 114 kg

Cataloging major assemblies into comprehensive sections, this manual provides extensive documentation for the Yamaha NXC125 Cygnus. It details all systems, schematics, and procedures necessary for thorough maintenance and repair.

Engine Systems

This section details engine specifications, including displacement, bore, stroke, and compression ratio. It covers fuel delivery, oil type, and quantity, along with final gear oil specifications. You will find thorough information on the oil filter, oil pump, and spark plug requirements.

Chassis Systems

Explore chassis specifications covering frame type, dimensions, and wheel/tire details. It includes front and rear brake system information, front fork specifications, and handlebar assembly details.

Engine Specs

Detailed engine specifications are provided, including air-cooled, 4-stroke, SOHC type, and 124 cm 3 displacement. Information on bore x stroke, compression ratio, and engine idling speed is included.

Assembly instructions are detailed for the cylinder head, rocker arms, camshaft, and valve mechanisms. Hydraulic schematics are included for the brake system. Steering component information is provided for the handlebar and front fork assemblies. Inspection guidelines are provided for the wheels and tires. Alignment specifications are included for the front wheel static balance.

Torque specifications are documented for various components, including cylinder head nuts and bolts, to ensure proper fastener fatigue prevention.

FAQ

What values are **calibrated** for system architecture? keyboard_arrow_down

25.804~25.904 mm is the standard for intake camshaft lobe dimension A, and 25.704 mm is the limit.

Assess the **applicable** tool requirements. keyboard_arrow_down

A steering nut wrench (90890-01403) is required for tightening the lower ring nut, with an initial torque of 38 Nm.

What components have **exact** electrical values? keyboard_arrow_down

The battery has a specified capacity of 12 V/6 AH, with a standard specific gravity of 1.320 ± 0.01.

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Reviews (4)

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While this manual is very helpful, I wish it included more troubleshooting scenarios. Still, the download link came quickly, and the service was professional.
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Highly detailed and organized! The maintenance sections saved me time and money. The download process was smooth, and I appreciated the fast email support.
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New
Fantastic manual! It covers everything you need to know about maintaining my Yamaha NXC125. The diagrams are super helpful, and customer support was very responsive when I had questions.
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This manual has been a lifesaver! The step-by-step instructions are clear and easy to follow. Downloading was a breeze, and I received the link quickly after purchase.