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KTM Super Duke 990s - User Manual

KTM Super Duke 990s
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KTM-Sportmotorcycle AG
A–5230 Mattighofen
www.ktm.at
KTM Group Partner
OWNER’S MANUAL
MANUALE D’USO
MANUEL D’UTILISATION
MANUAL DE INSTRUCCIONES
ART. NR. 3.211.57
990 SUPER DUKE
BEDIENUNGSANLEITUNG2005

Table of Contents

Questions and Answers

  • C
    christinelopezAug 18, 2025
    How to start a KTM Super Duke 990s Motorcycle when the engine won't start?
    • D
      Dr. Stephanie ColeAug 19, 2025
      If your KTM Motorcycle engine does not start when you press the starter button, make sure the ignition is on, the gear is in neutral, and the emergency OFF switch is also on. If this doesn't work, the battery may be discharged. Recharge it and investigate why it discharged. Also, check the fuses and replace the fuse labeled IGNITION if it's blown, or remove the front spoiler and replace the main fuse if it's blown. If these steps don't resolve the issue, the ignition lock, emergency OFF switch, or safe-starting system may be defective, in which case you should contact an authorized KTM workshop.
  • B
    Brittany PerezAug 21, 2025
    What to do if KTM Motorcycle engine cranks but won't start?
    • G
      George RogersAug 21, 2025
      If your KTM Motorcycle engine cranks but doesn't start, ensure you're following the correct starting procedure as outlined in the driving instructions. Check and replace the fuel pump fuse if it's blown. Also, make sure the clutch is properly connected to the fuel line. Inspect the plug and socket connector on the wiring harness for oxidation; if found, remove the panel and fuel tank, clean the connector, and apply contact spray. If a gear is engaged and the side stand is down, switch to neutral gear. For errors in the injection system, it's best to visit an authorized KTM workshop.
  • J
    jillmurrayAug 23, 2025
    What to do if my KTM Super Duke 990s engine stalls while driving?
    • K
      kristin13Aug 23, 2025
      If your KTM Motorcycle engine stalls while driving, first check if you're out of fuel and refuel if necessary. If that's not the problem, check the fuel pump fuse and replace it if it has blown.
  • M
    Mr. John FisherAug 26, 2025
    What does it mean if the FI lamp is blinking on my KTM Super Duke 990s Motorcycle?
    • J
      Jane ArmstrongAug 26, 2025
      If the FI lamp is blinking or lit on your KTM Motorcycle, this indicates an error in the injection system. It is recommended to visit an authorized KTM workshop for assistance.
  • A
    Andrea LyonsAug 28, 2025
    Why KTM Super Duke 990s Motorcycle engine will not reach full power?
    • T
      Taylor BaldwinAug 28, 2025
      If your KTM Motorcycle engine will not reach full power, the air filter or fuel filter may be heavily soiled. In this case, have the air filter or fuel filter replaced at an authorized KTM workshop. Also, an error in the injection system can cause this problem, so it is better to visit an authorized KTM workshop.
  • L
    Lisa EstesAug 30, 2025
    Why is my KTM Motorcycle battery discharged?
    • J
      Joyce JonesAug 30, 2025
      If the battery of your KTM Motorcycle is discharged, it might be because the ignition (power consumer) hasn’t been switched off. Recharge the battery according to the instructions. If the battery isn’t being charged by the generator, the voltage regulator and generator should be checked by an authorized KTM workshop.
  • J
    James JonesSep 1, 2025
    Why does my KTM Super Duke 990s crank only with the clutch lever pulled?
    • G
      greenemeredithSep 1, 2025
      If the engine of your KTM Motorcycle cranks only when the clutch lever is pulled, make sure the transmission is in neutral. If a gear is engaged or the side stand is down, shift the transmission to neutral. If the problem persists, the safe-starting system may be defective, and you should contact an authorized KTM workshop.
  • R
    Robert HernandezSep 4, 2025
    What causes high oil consumption in my KTM Motorcycle?
    • A
      Amy LongSep 4, 2025
      If you notice high oil consumption in your KTM Motorcycle, check the engine oil level when the engine is warm and correct it if necessary. If the engine oil is too thin, use a thicker engine oil, referring to the engine oil specifications.
  • C
    Calvin ParkerSep 6, 2025
    Why did the headlight and position light fail on my KTM Motorcycle?
    • A
      Anthony TuckerSep 6, 2025
      If the headlight and position light fail on your KTM Motorcycle, the fuse may have blown. Replace the fuse labeled H/L BEAM POSITION.
  • J
    John Jones Jr.Sep 8, 2025
    Why did the flasher lights, brake light, horn and speedometer fail on my KTM Super Duke 990s Motorcycle?
    • N
      nhawkinsSep 8, 2025
      If the flasher lights, brake light, horn, and multi-functional digital speedometer fail on your KTM Motorcycle, a fuse might be blown. Replace the fuse labeled HORN BRAKELIGHT SPEEDO.

Summary

Important Information

Safety Warnings and Notices

Highlights crucial safety warnings and cautions for operating the motorcycle.

Serial Number Recording

Section to record motorcycle frame and engine numbers for identification.

Consumer Information for Australia

Specific legal information for Australian consumers regarding noise control.

Important Limited Warranty and Guarantee Information

Vehicle Use Limitations

Specifies intended use and restrictions for the 990 Super Duke.

Warranty Compliance

Outlines conditions for maintaining warranty validity, including service requirements.

Operation Instruments

Control Levers and Switches

Details on clutch lever, hand brake, ignition lock, and combination switch operations.

Digital Speedometer and Display

Explanation of the multi-functional speedometer, display modes, and indicator lamps.

Motorcycle Controls and Features

Information on filler cap, seat lock, baggage loops, tool set, helmet lock, and stands.

Suspension Adjustments

Guides for adjusting fork and shock absorber compression, rebound, and preload.

General Tips and Warnings for Starting the Motorcycle

Instructions for Initial Operation

Guidance on pre-ride checks and familiarization with controls before the first ride.

Running in the LC8 Engine

Proper break-in procedure for the engine to ensure longevity and performance.

Accessories and Payload

Warnings and advice regarding adding accessories and carrying loads safely.

Driving Instructions

Check the Following Before Each Start

Essential pre-ride inspection checklist for safety and performance.

Starting the Engine

Step-by-step procedure for safely starting the motorcycle engine.

Starting Off

How to begin riding, including clutch and gear engagement.

Shifting;Riding

Techniques for shifting gears and riding safely in various conditions.

Braking

Proper braking techniques and considerations for safe stopping.

Stopping and Parking

Procedures for stopping the engine and parking the motorcycle safely.

Fuel

Information on the correct type of fuel and fuel handling precautions.

Maintenance Work on Chassis and Engine

Chassis Adjustments (Fork and Shock Absorber)

Guides for adjusting fork and shock absorber compression, rebound, and preload.

Chain Maintenance

Covers chain tension and wear checks for optimal drive performance.

Brake System Maintenance

Covers general info, fluid, pads, discs, and lever adjustments for brakes.

Wheel and Tire Maintenance

Covers wheel removal/installation and tire pressure checks.

Battery and Electrical Systems

Covers battery, fuses, and related checks for electrical components.

Lighting System Maintenance

Covers headlight, brake, tail, and flasher bulb replacement.

Cooling System Maintenance

Covers coolant level checks and bleeding procedures.

Clutch, Handlebar, and Throttle Adjustments

Covers clutch lever, handlebar tilt, and throttle play adjustments.

Engine Oil and Filter Service

Covers engine oil checks, refilling, and filter replacement.

Technical Specifications

Chassis Specifications

Technical data for the motorcycle frame, suspension, brakes, and wheels.

Chassis Tightening Torques

Specific torque values for chassis bolts and components.

Engine Specifications

Technical data for the motorcycle engine, including displacement and oil types.

Troubleshooting

Engine Starting Problems

Diagnosing and resolving issues related to engine starting.

Engine Performance and Overheating

Troubleshooting engine power loss, overheating, and sensor errors.

Electrical and Display Issues

Diagnosing faults with lights, horn, speedometer, and fuses.

Cleaning and Storage

Motorcycle Cleaning Procedures

Guidelines for regular cleaning and paintwork care.

Winter Operation Precautions

Steps for protecting the motorcycle during winter storage or use in salty conditions.

Motorcycle Storage Guide

Recommendations for long-term motorcycle storage.

KTM Super Duke 990s Specifications

General IconGeneral
BrandKTM
ModelSuper Duke 990s
CategoryMotorcycle
LanguageEnglish

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