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Triumph Speed 400 2023 User Manual

Triumph Speed 400 2023
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OWNER'S HANDBOOK
01
Speed400 and Scrambler400X
MIN
This handbook contains information on the Triumph Speed400 and Scrambler400X motorcycles. Always store this
Owner's Handbook with the motorcycle and refer to it for information whenever necessary.
The information contained in this publication is based on the latest information available at the time of printing.
Triumph reserves the right to make changes at any time without prior notice, or obligation.
Not to be reproduced wholly or in part without the written permission of Triumph Motorcycles Limited.
© Copyright 09.2023 Triumph Motorcycles Limited, Hinckley, Leicestershire, England.
Publication part number 3850291-EN issue 1

Table of Contents

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Triumph Speed 400 2023 Specifications

General IconGeneral
Displacement398.15 cc
Bore x Stroke89.0 mm x 64.0 mm
Compression Ratio12:1
Maximum Torque37.5 Nm @ 6, 500 rpm
Fuel SystemElectronic fuel injection
Final DriveX-ring chain
Gearbox6-speed
Front Tyre110/70 R17
Rear Tyre150/60 R17
Seat Height790 mm
Kerb Weight170 kg
ABSDual-channel ABS
Engine TypeLiquid-cooled, 4 valve, single cylinder, DOHC
Maximum Power39.5 bhp @ 8, 000 rpm
ExhaustStainless steel system with a brushed stainless steel silencer
ClutchWet, multi-plate
FrameTubular steel perimeter frame
Front Wheel17 x 3 in
Rear Wheel17 x 4.0 in
Front Suspension43 mm upside-down forks
Rear SuspensionMonoshock with preload adjustment
Front Brakes300 mm disc, 4-piston radial caliper, ABS
Rear Brakes230 mm disc, single-piston caliper, ABS
InstrumentsLCD multi-functional display
Wheelbase1377 mm
Fuel Tank Capacity13 liters

Summary

FOREWORD

Owner's Handbook Information

Details about the Owner's Handbook and its importance.

Dangers, Warnings, Cautions and Notices

Warning Labels

Explains the meaning and use of warning labels on the motorcycle.

Maintenance Guidance

Recommendations for proper motorcycle maintenance.

Noise Control System

Talk to Triumph

Off-road Use

SAFETY FIRST

Motorcycle Design and Use

Information on the motorcycle's design for rider and passenger capacity.

Model-Specific Safety

Safety advice tailored for Speed 400 and Scrambler 400 X models.

Trailer and Sidecar Restrictions

Prohibitions and warnings regarding trailers and sidecars.

Fuel and Exhaust Fumes

Helmet and Clothing

Rider and Passenger Clothing Requirements

Maintenance and Equipment Safety

Accident Inspection and Repair

Safe Parking Procedures

Riding Precautions

Riding Under the Influence

Strict warnings against riding while impaired by alcohol or drugs.

Licensing and Training Requirements

Legal requirements for licensing and the need for proper training.

Defensive Riding and Gear

Advice on defensive riding techniques and wearing protective gear.

Speed and Road Conditions

Importance of adjusting speed based on road conditions and traffic.

Road and Environmental Factors

Wobble and Weave Handling

Handlebars and Footrests

Maintaining Handlebar Control

The necessity of keeping hands on the handlebars for control.

Proper Use of Footrests

The importance of using footrests for rider and passenger safety.

Bank Angle Indicator Information

Details about bank angle indicators and their limitations.

Parts and Accessories Safety

WARNING LABELS

Label Identification

Details on various warning labels and their corresponding pages.

Right Hand Side Labels

PARTS IDENTIFICATION

Left Hand Side Components

Identifies parts on the left side of the Speed 400 motorcycle.

Right Hand Side Components

Scrambler 400 X Left Hand Side

Scrambler 400 X Right Hand Side

Rider View Components

SERIAL NUMBERS

Vehicle Identification Number (VIN)

Location and importance of the Vehicle Identification Number.

Engine Serial Number

Location of the engine serial number.

INSTRUMENTS

Instruments Display Overview

Lists all components of the motorcycle's instrument display.

Speed 400 and Scrambler 400 X Instruments Display

Warning Lights

Engine Management System Malfunction Indicator Light (MIL)

Explanation of the MIL light, its function, and potential issues.

Low Oil Pressure Warning Light

High Coolant Temperature Warning Light

Engine Immobiliser Indicator Light

Anti-lock Braking System (ABS) Warning Light

ABS Warning Light Behavior

Traction Control (TC) Indicator Light

TC Indicator Light Operation

Traction Control (TC) Disabled Warning Light

Direction Indicator Light

Hazard Warning Lights

High Beam Indicator Light

Daytime Running Lights (DRL) Indicator Light

Neutral Indicator Light

Low Fuel Indicator Light

Speedometer

Condensation in Speedometer

Explanation of condensation inside the speedometer.

Multi-function Display

Odometer

Shows the total distance travelled by the motorcycle.

Tachometer

Fuel Gauge

Gear Position

Side Stand Indicator

Clock

Service Indicator

Heated Grips (if fitted)

Trip Meter

Current Fuel Consumption

Average Fuel Consumption

Range To Empty

Triumph Traction Control (TTC) Setting

Off-road Mode (Scrambler 400 X Only)

Set Menu Configuration

Clock Setting

How to set or adjust the motorcycle's clock.

Set Menu Configuration (continued)

Hour and Minute Setting

Procedure to set the hour and minute displays for the clock.

Units Setting

How to select preferred units of measurement for display.

GENERAL INFORMATION

Controls Overview

Lists various controls and their functions.

Fuel Information

Details related to fuel, including refuelling.

Traction Control (TC)

Explanation of the Traction Control system.

Side Panels

Information on side panel removal and installation.

Seats

Procedures for seat care, removal, and installation.

Owner's Handbook and Tool Kit

Information on supplied documentation and tools.

Universal Serial Bus (USB) Socket

Details on the USB socket for device charging.

Running-In Procedure

Guidelines for the initial running-in period of the motorcycle.

Daily Safety Checks

Essential daily checks to ensure safe operation.

Throttle Control System

Ignition Switch/Steering Lock

Ignition Key Precautions

Key Functionality and Immobiliser

Engine Immobiliser System

Right Handlebar Switches

Engine Run/Stop Switch

Operation of the engine run/stop switch for starting and stopping.

Hazard Warning Light Switch

How to activate and deactivate hazard warning lights.

START Button Function

Function of the electric starter button.

Left Handlebar Switches

Dipped Beam/Daytime Running Lights (DRL) Switch

Controls for selecting headlight modes.

Direction Indicator Switch Operation

Operation of the turn signal indicators.

Horn Button Activation

Activation of the motorcycle's horn.

SCROLL/SELECT Button Functions

How the SCROLL/SELECT button operates various instrument functions.

High Beam Switch Operation

Heated Grips Button (if fitted)

Fuel Grade and Ethanol Compatibility

Engine Calibration Importance

Refuelling Procedures

Fuel Tank Cap Operation

Filling the Fuel Tank

Traction Control (TC) System Explanation

Traction Control Settings Adjustment

To Disable the Traction Control

Disabling Traction Control

Side Stand System Information

Side Panels Removal

Left Hand Side Panel Removal

Right Hand Side Panel Removal

Side Panel Installation

Left Hand Side Panel Installation

Instructions for installing the left side panel.

Right Hand Side Panel Installation

Instructions for installing the right side panel.

Seats Care and Operation

Seat Care Recommendations

Recommendations for maintaining the appearance and condition of seats.

Seat Lock Usage

How to use the seat lock and precautions.

Seat - Removal (Speed 400)

Passenger Seat Removal (Scrambler 400 X)

Rider's Seat Removal (Scrambler 400 X)

Seat - Installation (Speed 400)

Rider's Seat Installation (Scrambler 400 X)

Passenger Seat Installation (Scrambler 400 X)

Owner's Handbook and Tool Kit

Universal Serial Bus (USB) Socket

Running-In Procedure

Daily Safety Checks

HOW TO RIDE THE MOTORCYCLE

Stopping the Engine

Correct procedure for safely stopping the motorcycle's engine.

Engine Stopping Procedure

Starting the Engine

Moving Off Process

Changing Gears

Braking Techniques

Anti-lock Braking System (ABS)

ABS Warning Light Functionality

Parking Procedures

High Speed Operation Considerations

ACCESSORIES, LOADING AND PASSENGERS

Accessory Installation Warnings

Precautions for installing accessories without affecting motorcycle control.

Approved Parts and Accessories

High Speed Operation with Accessories/Payload

Loading Precautions

Passenger and Liquid Carrying Restrictions

Load Distribution and Security

Passenger Safety and Handling Effects

Passenger Footrest Accessibility

Passenger Instructions for Safe Riding

MAINTENANCE AND ADJUSTMENT

Scheduled Maintenance Overview

Lists maintenance topics covered in the manual.

Scheduled Maintenance Importance

Service Symbol/General Warning Symbol Explanation

Disposal of Used Fluids

Scheduled Maintenance Table

Engine Oil Checks and Changes

Engine Oil Level Inspection

Procedure for checking the engine oil level.

Engine Oil Level Inspection Details

Engine Oil and Oil Filter Change

Engine Oil Strainer Maintenance

Evacuation Strainer Maintenance

Engine Oil Filter Replacement

Engine Oil Filling Procedure

Engine Oil Specification and Grade (10W/50)

Cooling System Overview

Corrosion Inhibitors in Coolant

Coolant Level Inspection

Coolant Level Adjustment

Coolant Change Procedure

Radiator and Hoses Care

Radiator and Airflow Maintenance

Throttle Control System Checks

Throttle Inspection Process

Clutch System Operation

Clutch Inspection Steps

How to check clutch lever free play for proper engagement.

Clutch Cable Adjustment

Drive Chain Maintenance Overview

Drive Chain Lubrication Guide

Recommended intervals and methods for lubricating the drive chain.

Drive Chain Free Movement Inspection

Drive Chain Free Movement Adjustment

Drive Chain and Sprocket Wear Inspection

Drive Chain Damage Inspection

Drive Chain Wear Measurement

Sprockets Wear Inspection

Brakes System

Front Brake Wear Inspection

How to inspect front brake pads for wear.

Brake Pad Wear Specifications

New Brake Disc and Pad Break-in

Brake Pad Wear Compensation

Rear Brake Wear Inspection

Disc Brake Fluid Properties

ABS System and Brake Fluid Interaction

Front Brake Fluid Level Inspection

Front Brake Fluid Level Adjustment

Rear Brake Fluid Level Inspection

Brake Light Switches Functionality

Mirrors Adjustment Precautions

Models with Bar End Mirrors

Mirror Adjustment Procedure

Steering Bearings Maintenance

Wheel Bearings Maintenance

Steering Free Play Inspection

Wheel Bearings Inspection Method

Wheel Bearings Inspection Procedure

Front Suspension Information

Front Fork Inspection Importance

Importance of inspecting front forks for damage or leaks.

Front Fork Inspection Procedure

Rear Suspension Settings

Rear Suspension Spring Preload Adjustment

Bank Angle Indicators Information

Tyre General Information

Tyre Inflation Pressures

Tyre Wear Consequences

Minimum Recommended Tread Depth

Tyre Replacement Guidelines

Tyre Puncture and Damage Warnings

Tyre Seating and Pressure Warnings

ABS Function and Tyre Compatibility

Wheel Balance Importance

Tyres Used on Rolling Road Dynamometers

Battery Safety Precautions

Battery Removal Procedure

Battery Maintenance and Cleaning

Battery Disposal Instructions

Battery Discharge and Sulfation Effects

Battery Discharge During Storage

Battery Charging Procedures

Battery Charging Recommendations

Battery Installation Procedure

Battery Installation Steps

Fuses Overview

Fuse Identification Details

Lights Safety Information

Headlight Adjustment Warnings

Safety warnings regarding headlight beam adjustment.

Headlight Lens Care and Condensation Management

Headlight Adjustment Procedure

Lighting Unit Specifications

Direction Indicator Lights Replacement

Licence Plate Light Replacement

CLEANING AND STORAGE

Cleaning Overview

Importance of regular cleaning for motorcycle appearance and maintenance.

Motorcycle Cleaning Guidelines

Preparation for Washing

Areas to Be Careful During Washing

Washing Procedure Steps

After Washing Procedures

Gloss Paintwork Care

Matt Paintwork Care

Aluminium Items Care

Chrome and Stainless Steel Care

Black Chrome Care

Exhaust System Care

Seat Care Precautions

Windscreen Care (if fitted)

Monsoon/Rainy Season Care

Storage Preparation Steps

Preparation After Storage

WARRANTY

Triumph Warranty Terms and Conditions

Details warranty terms for different regions.

Triumph Warranty Terms and Conditions - All except America and Canada

Triumph Warranty Terms and Conditions - America and Canada only

Conditions and Exclusions - All except America and Canada

Conditions and Exclusions - America and Canada only

Noise Control System Warranty

Tampering With The Noise Control System Prohibited

Emission Control System Warranty

Triumph Overseas Contact Information

SPECIFICATIONS

Speed 400 and Scrambler 400 X Specifications

Lists various specifications for both motorcycle models.

Dimensions, Weights and Performance

Lubrication and Cooling System Specifications

Fuel, Ignition, and Transmission Specifications

Approved Tyres and Pressures

Electrical Equipment and Torque Figures

Fluids and Lubricants Specifications

INDEX

Alphabetical Index A-D

Index entries from A to D for quick topic lookup.

Alphabetical Index E-I

Alphabetical Index L-P

Alphabetical Index S-T

Alphabetical Index W

APPROVAL INFORMATION

Radio Equipment Device EU Directive 2014/53

Compliance information for radio equipment devices with EU directive.

European Radio Equipment Device Statement

Canadian Approval Information

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