2006 Yamaha YZFR6(V) Service Manual (P/N 2C0281972006)

• Official Yamaha service publication P/N 2C0281972006 (Second Edition, May 2007)
• Covers the liquid-cooled DOHC inline-four engine and YCC-T fuel injection
• Detailed breakdown of the Yamaha Chip Controlled Throttle (YCC-T) system architecture, including CPU control outlines and motor-driven throttle valve functionality
• Includes 12 detailed wiring and lubrication system schematics
• Comprehensive torque specification tables for engine and chassis assembly
• Complete maintenance schedules and diagnostic error code lists for FI and immobilizer systems

Procedural and Diagnostic Coverage

This 437-page publication serves as the primary technical reference for the 2C0-series build. It provides in-depth documentation for diagnosing, servicing, and rebuilding the machine. You get direct access to factory-level data. The opening sections detail the fuel injection system, YCC-T electronics, and multi-function meter unit settings. Moving deeper into the chassis and engine, the manual provides critical tightening torques, component diagrams, and precise cable routing paths. Adhering to recommended service intervals and factory procedures ensures safe operation and reliable performance. Always double-check torque values and component routing before releasing a motorcycle for a test ride.

Specification Highlights

Engine specification tables cover every critical tolerance. The document maps out the 67.0 x 42.5 mm bore and stroke, detailing intake valve clearances at 0.12–0.19 mm and exhaust clearances at 0.16–0.23 mm. Electrical system values are fully detailed. You will find complete parameters for the 12 V, 8.6 Ah battery and the 420 W standard AC magneto output. Cooling system data includes the 2.30-liter fluid capacity alongside the 71 °C thermostat opening temperature. These exact figures eliminate guesswork on the bench, giving technicians the specific measurements needed for professional-grade service.