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Suzuki RM-Z250 Service Manual

Suzuki RM-Z250
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Table of Contents

Other manuals for Suzuki RM-Z250

Questions and Answers:

Suzuki RM-Z250 Specifications

General IconGeneral
Displacement249cc
Fuel SystemFuel injection
Bore x Stroke77.0 mm x 53.6 mm
IgnitionElectronic (CDI)
Transmission5-speed constant mesh
Final DriveChain
Front SuspensionInverted telescopic, coil spring, oil damped
Rear Suspensioncoil spring, oil damped
Front BrakesSingle disc
Rear BrakesSingle disc
Front Tires80/100-21
Rear Tires100/90-19
Overall Width830 mm
Ground Clearance345 mm (13.6 in)
Seat Height955 mm

Summary

General Information

General Precautions

Essential safety and repair guidelines for mechanics and motorcycle reliability.

Fuel, Oil and Engine Coolant Recommendation

Specifications and recommendations for fluids and lubricants used in the motorcycle.

Specifications

Detailed technical data including dimensions, engine, transmission, chassis, and electrical specs.

Periodic Maintenance

Periodic Maintenance Chart

Schedule for inspections, cleaning, and replacements based on time or race usage.

Spark Plug

Procedures for inspecting, checking, and replacing the spark plug.

Air Cleaner

Steps for removing, washing, and installing the air cleaner element.

Engine Oil and Oil Filter

Procedures for checking, changing, and replacing engine oil and the oil filter.

Valve Clearance

Instructions for checking and adjusting valve clearance when the engine is cold.

Cylinder Head, Cylinder and Piston

Cylinder Head Removal

Detailed steps for removing the cylinder head and associated components.

Cylinder Removal

Procedures for removing the cylinder and its gasket.

Piston and Piston Ring Inspection

Measuring piston diameter, clearance, pin bore, and ring specifications.

Troubleshooting

Engine

Common engine complaints, possible causes, and recommended remedies for starting and running issues.

Electrical

Troubleshooting for electrical system issues like no spark, charging problems, and unstable charging.

Machine Tuning

ECM Tuning Map Selection

Guide to selecting the correct ECM tuning map for engine performance.

Front Fork Tuning

Adjusting compression/rebound damping and oil quantity for rider preference and conditions.

Rear Suspension Tuning

Adjusting compression/rebound damping and spring pre-load for rider preference and conditions.

Engine Removal and Installation

Removal

Step-by-step instructions for safely removing the engine from the motorcycle frame.

Installation

Procedures for reinstalling the engine onto the frame, including torque specifications.

Clutch

Clutch Plate

Procedures for removing, inspecting, and replacing clutch plates.

Primary Driven Gear and Clutch Sleeve Hub

Steps for removing, inspecting, and installing the primary driven gear and clutch sleeve hub.

Clutch Release Camshaft

Procedures for removing, inspecting, and installing the clutch release camshaft.

Kick Starter

Removal

Steps to remove the kick starter mechanism from the right crankcase cover.

Inspection

Inspecting kick starter components for wear and damage.

Installation

Procedures for installing the kick starter components.

Gearshifting

Gearshift Linkage Removal

Steps to remove the gearshift shaft assembly and related components.

Gearshift Linkage Installation

Procedures for installing the gearshift components, including torque specifications.

Gear Position (GP) Switch

Procedures for removing, inspecting, and installing the gear position switch.

Transmission and Crankshaft

Transmission Removal

Steps to remove the transmission components, including gearshift forks and shafts.

Crankshaft Removal

Procedures for removing the crankshaft using a special tool.

Transmission Inspection

Inspecting gear teeth, dogs, grooves, bushings, and forks for wear.

Crankshaft Inspection

Measuring crankshaft runout and web-to-web width.

Lubrication System

Engine Oil Level Inspection

Checking engine oil level with the motorcycle upright and engine warm.

Engine Oil Change

Procedures for draining and refilling engine oil and replacing the filter.

Oil Pump Removal

Steps for removing the oil pump No.1 and No.2 assemblies.

Oil Pump Inspection

Inspecting oil pump parts for defects and wear.

Oil Pump Installation

Procedures for installing the oil pump No.1 and No.2 assemblies.

FI System Diagnosis

Precautions in Servicing

Safety guidelines for handling FI system components and connectors.

ECM/Various Sensors

Handling precautions for high-precision ECM and sensors.

Electrical Circuit Inspection Procedure

General methods for checking open and short circuits using testers.

Self-Diagnosis Function

How to use the FI indicator light and dealer mode to check system devices and DTCs.

Diagnostic Trouble Code Table

Table correlating DTC numbers with flashing patterns, malfunction parts, and remarks.

TP Sensor Adjustment

Procedure for adjusting the throttle position sensor output voltage.

FI System Troubleshooting

Visual inspection steps and self-diagnostic procedures to identify malfunctions.

Fuel System and Throttle Body

Fuel Tank and Fuel Pump Removal

Step-by-step instructions for removing the fuel tank and fuel pump assembly.

Fuel Pressure Inspection

Procedure for checking fuel pressure using special tools.

Throttle Body Removal

Steps for removing the throttle body assembly from the motorcycle.

Throttle Body Disassembly

Procedures for disassembling the throttle body components.

Fuel Injector Installation

Steps for installing the fuel injector, ensuring proper alignment.

Cooling System

Engine Coolant Replacement

Procedure for draining, refilling, and bleeding the engine coolant.

Cooling Circuit Inspection

Method for checking the cooling system for leaks using a pressure tester.

Water Pump Removal

Steps to remove the water pump case and its components.

Water Pump Inspection

Inspecting the water pump impeller and shaft for damage.

Water Pump Installation

Procedures for installing the water pump, impeller, and shaft.

Electrical System

Cautions in Servicing

General safety and handling precautions for electrical components and connectors.

Using the Multi Circuit Tester

Guidelines for using the multi circuit tester and needle-point probes correctly.

Generating System Inspection

Testing regulated voltage and charging output from the magneto.

Ignition System Troubleshooting

Step-by-step guide for diagnosing no spark or poor spark issues.

Ignition System Inspection

Procedures for measuring primary peak voltage and resistance of the ignition coil.

Stator Removal

Steps to remove the stator and CKP sensor.

Front and Rear Wheels

Front Wheel Removal

Steps to remove the front wheel, including axle nut and axle.

Front Wheel Inspection

Inspecting spacers, dust seals, axle shaft runout, and wheel rim.

Dust Seal and Bearing Replacement (Front Wheel)

Procedures for removing and installing dust seals and bearings in the front wheel.

Rear Wheel Removal

Steps to remove the rear wheel, including axle nut, axle, and drive chain.

Rear Wheel Inspection

Inspecting wheel spacers, dust seals, sprocket, axle shaft, rim, and bearings.

Dust Seal and Bearing Replacement (Rear Wheel)

Procedures for removing and installing dust seals and bearings in the rear wheel.

Front and Rear Brakes

Front Brake

Construction and components of the front brake system.

Rear Brake

Construction and components of the rear brake system.

Brake Fluid Air Bleeding

Procedure for removing air from the brake system.

Brake Fluid Replacement

Steps for draining and refilling brake fluid.

Brake Pads Replacement

Procedures for replacing front and rear brake pads.

Front Caliper Removal and Disassembly

Steps to remove and disassemble the front brake caliper.

Front Caliper Reassembly and Installation

Procedures for reassembling and installing the front brake caliper.

Rear Caliper Removal and Disassembly

Steps to remove and disassemble the rear brake caliper.

Rear Caliper Reassembly and Installation

Procedures for reassembling and installing the rear brake caliper.

Front Master Cylinder Removal and Disassembly

Steps to remove and disassemble the front master cylinder.

Front Master Cylinder Reassembly and Installation

Procedures for reassembling and installing the front master cylinder.

Rear Master Cylinder Removal and Disassembly

Steps to remove and disassemble the rear master cylinder.

Rear Master Cylinder Reassembly and Installation

Procedures for reassembling and installing the rear master cylinder.

Brake Lever Removal

Steps to remove the brake lever.

Brake Pedal Removal

Steps to remove the brake pedal.

Front Fork and Steering

Front Fork

Construction and components of the front fork assembly.

Steering

Construction and components of the steering system.

Handlebar Controls

Components and layout of the handlebar controls.

Front Fork Removal

Steps to remove the front fork from the motorcycle.

Front Fork Disassembly

Procedures for disassembling the front fork components.

Front Fork Inspection

Inspecting center bolt, compression damper, inner/outer tubes, and runout.

Bearing Replacement (Front Fork)

Procedures for removing and installing bearings in the front fork.

Installation (Front Fork)

Steps for installing the front fork assembly onto the steering stem.

Steering Removal

Steps to remove handlebars and steering stem components.

Steering Inspection

Inspecting steering stem parts for abnormalities like wear or damage.

Installation (Steering)

Procedures for installing the steering stem, bearings, and handlebar components.

Rear Suspension

Rear Shock Absorber Removal

Steps to remove the rear shock absorber from the motorcycle.

Spring Replacement

Procedures for replacing the rear shock absorber spring.

Rear Shock Absorber Inspection

Inspecting for oil leakage, damper rod condition, and bump rubber.

Oil Replacement

Procedure for replacing the oil in the rear shock absorber unit.

Disassembly and Inspection (Rear Shock Absorber)

Steps for disassembling the rear shock absorber and inspecting its parts.

Reassembly (Rear Shock Absorber)

Procedures for reassembling the rear shock absorber unit.

Installation (Rear Shock Absorber)

Steps for installing the rear shock absorber onto the motorcycle.

Swingarm Removal

Steps to remove the swingarm and associated components.

Swingarm Inspection

Inspecting the pivot shaft, chain buffer, chain guide, plate, and swingarm.

Bearing Replacement (Swingarm)

Procedures for removing and installing bearings in the swingarm.

Installation (Swingarm)

Steps for installing the swingarm, including tightening torque.

Rear Suspension Linkage Removal

Steps to remove the rear suspension linkage components.

Rear Suspension Linkage Inspection

Inspecting linkage parts for damage and bearing play.

Rear Suspension Linkage Bearing Replacement

Procedures for replacing needle roller bearings in the linkage.

Installation (Rear Suspension Linkage)

Steps for installing the rear suspension linkage components.

Servicing Information

Service Data Valve + Guide

Technical specifications for valve dimensions, clearances, and springs.

Camshaft + Cylinder Head

Standard and limit measurements for camshaft and cylinder head components.

Cylinder + Piston + Piston Ring

Standard and limit measurements for cylinder, piston, rings, and related clearances.

Tightening Torque

Comprehensive list of torque specifications for engine and chassis fasteners.

Special Tools

Catalog of specialized tools required for various service procedures.

Wiring Diagram

Schematic illustrating the electrical system connections for the FI system.

Wiring Harness Routing

Guidelines for properly routing wire harnesses and cables on the motorcycle.

Cable Routing

Specific instructions for routing throttle, clutch, and starter cables.

Fuel Hose Routing

Diagram and instructions for correctly routing fuel hoses.

Radiator Hose Routing

Diagram and instructions for correctly routing radiator hoses.

Crankcase and Cover Installation

Procedures for installing crankcase covers and associated bolts with torque specs.

Exhaust Pipe and Muffler Installation

Steps for installing the exhaust pipe and muffler system.

Clutch Cable Adjuster

Instructions for adjusting the clutch cable tension.

Hot Starter Lever Installation

Procedure for installing the hot starter lever assembly.

Brake Pedal Set-up

Adjusting the rear brake pedal height.

Front Brake Hose Routing

Diagram showing correct routing for front brake hoses.

Rear Brake Hose Routing

Diagram showing correct routing for rear brake hoses.

Handlebar Set-up

Procedures for mounting handlebars, levers, and controls.

Exterior Parts

Installation of major exterior body panels like fenders and covers.

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