The 1988 Yamaha FZ600 is a sport motorcycle featuring a 599cc liquid-cooled, four-stroke, DOHC inline-four engine with 16 valves, producing approximately 77 horsepower. This service manual covers maintenance, repair procedures, specifications, and troubleshooting for the complete motorcycle system including engine, chassis, electrical, and fuel systems.
This manual provides detailed service information for the 1988 Yamaha FZ600 motorcycle. Includes safety precautions, tool requirements, and general maintenance procedures.
| Component | Description |
|---|---|
| Model Code | FZ600 |
| Year | 1988 |
| Vehicle Type | Sport Motorcycle |
| Overall Length | 2,085 mm (82.1 in) |
| Overall Width | 705 mm (27.8 in) |
| Overall Height | 1,115 mm (43.9 in) |
| Wheelbase | 1,415 mm (55.7 in) |
| Seat Height | 780 mm (30.7 in) |
| Dry Weight | 186 kg (410 lbs) |
Regular maintenance schedule and procedures to ensure optimal performance and longevity.
WARNING! Always use Yamaha recommended fluids and parts. Wear appropriate safety gear during maintenance.
Complete engine service procedures including disassembly, inspection, and reassembly.
| Procedure | Specification |
|---|---|
| Engine Oil Capacity | 2.7 liters (2.9 US qt) |
| Oil Type | SAE 10W-40 API SE or higher |
| Valve Clearance (IN) | 0.08-0.12 mm (0.0031-0.0047 in) |
| Valve Clearance (EX) | 0.13-0.17 mm (0.0051-0.0067 in) |
| Idle Speed | 1,300 ± 100 rpm |
| Compression Pressure | 1,275 kPa (13.0 kg/cm²) at 400 rpm |
CAUTION! Engine components are precision parts; handle with care and use proper tools.
Liquid cooling system maintenance and repair procedures.
WARNING! Never open radiator cap when engine is hot. Coolant is toxic - handle with care.
Carburetor adjustment and fuel system service.
CAUTION! Work in well-ventilated area. No smoking near fuel system.
Electrical system specifications and troubleshooting.
| Component | Specification |
|---|---|
| Battery | 12V 10Ah |
| Charging System | Three-phase AC generator |
| Output | 14V 25A at 5,000 rpm |
| Spark Plug | NGK DR8ES-L or equivalent |
| Spark Plug Gap | 0.7-0.8 mm (0.028-0.031 in) |
| Fuses | Main 30A, Headlight 15A, Signal 10A |
Frame, suspension, and brake system maintenance.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Engine won't start | Fuel, spark, compression issues | Check fuel level, spark plugs, battery charge |
| Poor idle | Carburetor sync, air leaks | Sync carburetors, check intake boots |
| Overheating | Coolant level, thermostat | Check coolant, radiator, water pump |
| Electrical failure | Battery, charging system | Test battery, stator, regulator/rectifier |
| Brake issues | Fluid, pads, discs | Check fluid level, pad thickness, disc runout |
| Chain noise | Worn chain/sprockets | Inspect chain stretch, sprocket wear |
Service Note: Always refer to torque specifications when reassembling components.
Complete electrical wiring diagrams for the entire motorcycle system including charging, ignition, lighting, and control circuits. Diagrams show wire colors, connector locations, and circuit paths for accurate electrical diagnosis and repair.
Note: Use multimeter for electrical testing. Disconnect battery before working on electrical system.