2009-2013 Yamaha FZR/FZS GX1800 WaveRunner Service Manual

2009–2013 Yamaha FZR & FZS Service Manual (GX1800)

• Instant PDF download upon checkout.
• Official Yamaha factory publication LIT-18616-03-18 (First Edition, January 2009).
• Covers 2009–2013 Yamaha FZR (GX1800) and FZS (GX1800A) WaveRunners, including the F2R and F2C variants.
• 401 pages featuring detailed exploded-view diagrams, precise torque specs, and system-specific electrical schematics.
• Fully searchable and indexed for fast, reliable workshop reference.

Technical Scope and Coverage

This factory workshop manual provides the definitive technical specifications for maintaining and servicing the 1.8L supercharged GX1800 platform. Whether you are rebuilding the powerhead, maintaining the jet pump, or troubleshooting the electronic throttle valve, this document delivers the exact diagnostic thresholds, coupler pinouts, and ECM circuit diagrams needed to do the job right. It clearly outlines the distinct hull, NanoXcel, and seat teardown procedures for both the FZR 2-rider and FZS 3-rider configurations.

Specification Highlights

Stop guessing on tolerances. This guide includes the factory-mandated data for periodic adjustments, fuel injection mapping, and trochoid oil pump operations. Key specifications include:

• Fuel pressure: 49.1–52.6 psi (345–370 kPa)
• Engine compression: 86.8 psi (610 kPa)
• Cold valve clearance: Intake 0.14–0.23 mm / Exhaust 0.28–0.37 mm
• Intercooler water passage pressure: 28.5 psi (200 kPa)

Working on supercharged marine engines involves handling high-pressure fuel systems and complex electrical grids. Always ensure you have the proper tools and strictly follow the flush protocols and safety procedures outlined in this manual to prevent equipment damage or personal injury. If you are unsure about a specific diagnostic reading or teardown process, consult a certified marine technician before proceeding.