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KTM 85 SX 19/16 - User Manual

KTM 85 SX 19/16
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OWNER'S MANUAL 2014
85 SX 19/16
85 SX 17/14
Art. no. 3213029en

Table of Contents

Questions and Answers

  • V
    Victoria GuerreroAug 18, 2025
    What to do if KTM Motorcycle engine overheats?
    • D
      Daryl AlexanderAug 19, 2025
      If your KTM Motorcycle engine overheats, there are several possible reasons. First, check the coolant level and inspect the cooling system for leaks, as too little coolant can cause overheating. Insufficient air stream can also lead to this issue, so switch off the engine when standing. Dirty radiator fins can impede cooling, so clean them. Foam formation in the cooling system can also cause overheating, requiring you to drain and refill the coolant.
  • A
    Amy RayAug 21, 2025
    Why KTM Motorcycle engine does not speed up?
    • L
      Lisa HuntAug 22, 2025
      If your KTM Motorcycle engine does not speed up, one potential cause is the carburetor running over because the float needle is dirty or worn. In this case, check and set the carburetor components. Loose carburetor jets can also prevent the engine from speeding up, so ensure they are properly secured and check/set the carburetor components. Additionally, a fault in the ignition system could be the issue, requiring a check of the ignition system and adjustment of the ignition.
  • D
    Darlene WalkerAug 25, 2025
    Why does my KTM 85 SX 19/16 Motorcycle engine have too little power?
    • J
      Jamie GrantAug 25, 2025
      If your KTM Motorcycle engine has too little power, the issue could stem from several causes. A potential interruption in the fuel feed could be the reason; therefore, check the fuel tank breather, clean the fuel tap, and check/set the carburetor components. A very dirty air filter can also restrict performance, so clean the air filter and air filter box. Inspect the exhaust system for leaks or deformation, and consider changing the glass fiber yarn filling in the main silencer. A fault in the ignition system could also be the culprit, necessitating a check of the ignition system and adjustment of the ignition. Lastly, a damaged membrane or reed valve housing can reduce power, so inspect these components.
  • I
    Isabel ThomasAug 27, 2025
    What to do if KTM Motorcycle engine stalls or is popping into the carburetor?
    • J
      johndanielsAug 28, 2025
      If your KTM Motorcycle engine stalls or pops into the carburetor, it could be due to a lack of fuel. Ensure the fuel tap is in the ON position and refuel if necessary. Another cause might be the engine taking in bad air, so check the intake flange and carburetor for tightness. Also, the connector or ignition coil could be loose or oxidized; clean the connector and treat it with contact spray.
  • K
    Kelsey CardenasAug 30, 2025
    How to fix KTM 85 SX 19/16 engine that has no idle?
    • S
      Steven BrownAug 31, 2025
      If your KTM Motorcycle engine has no idle, several factors could be responsible. The idling jet might be blocked, requiring you to check and set the carburetor components. Distorted adjusting screws on the carburetor can also cause this issue; in this case, adjust the idle speed of the carburetor. A defective spark plug could be the problem, so replace the spark plug. Lastly, a defective ignition system might be the cause, requiring you to check the ignition coil and the spark plug connector.
  • J
    johnkellySep 3, 2025
    What causes KTM 85 SX 19/16 Motorcycle engine to overheat?
    • K
      kim98Sep 3, 2025
      If your KTM Motorcycle engine overheats, it could be due to a damaged cylinder head or cylinder head gasket, so check these components. A bent radiator hose can also cause overheating, requiring replacement of the radiator hose. Additionally, an incorrect ignition point due to a loose stator can lead to overheating, necessitating adjustment of the ignition.
  • B
    Brian MccartySep 5, 2025
    What does white smoke emission from KTM Motorcycle mean?
    • C
      Catherine GordonSep 5, 2025
      If your KTM Motorcycle emits white smoke (steam) in the exhaust gas, it could be due to a damaged cylinder head or cylinder head gasket. In this case, check the cylinder head or cylinder head gasket.
  • S
    simmonsjillianSep 9, 2025
    Why gear oil exits at the vent hose of KTM 85 SX 19/16 Motorcycle?
    • K
      Katie ByrdSep 9, 2025
      If gear oil is exiting at the vent hose of your KTM Motorcycle, it is likely due to too much gear oil having been added. Check the gear oil level.
  • L
    lsteeleSep 12, 2025
    Why there is water in the gear oil of my KTM Motorcycle?
    • S
      Samuel RobertsSep 12, 2025
      If there is water in the gear oil of your KTM Motorcycle, it could be due to a damaged shaft seal ring or water pump. Check the shaft seal ring and water pump.
  • T
    Timothy BrownNov 15, 2025
    What to do if KTM Motorcycle engine turns but does not start?
    • R
      Roy BurnsNov 15, 2025
      If your KTM Motorcycle engine turns but doesn't start, several factors could be at play. It could be due to an operating error, so make sure to follow the correct start procedure. If the motorcycle has been out of use for a while, old fuel in the float chamber might be the issue; in that case, empty the carburetor float chamber. Check for any interruption in the fuel feed by inspecting the fuel tank breather and cleaning the fuel tap. Also, check and set the carburetor components. If the spark plug is oily or wet, clean and dry it, or replace it if needed. Ensure the spark plug electrode gap is correctly adjusted to 0.60 mm (0.0236 in). A fault in the ignition system or a defective kill switch could also be the cause, so inspect the ignition system and check the kill switch. Finally, water...

Summary

Safety Advice and Precautions

Intended Use of the Motorcycle

Safe Operation Guidelines

Protective Clothing Requirements

Preparing the Motorcycle for Use

Initial Use Advice for New Riders

Provides guidance for first-time riders, focusing on safety and familiarization.

Engine Break-In Procedure

Outlines the recommended procedure for running in the engine to ensure longevity.

Riding Instructions and Safety

Pre-Ride Checks and Maintenance

Lists essential checks and maintenance tasks before riding the motorcycle.

Engine Starting Procedures

Details the correct steps for starting the motorcycle's engine.

Braking Techniques and Safety

Explains proper braking techniques and associated safety warnings.

Service Schedule and Intervals

Scheduled Maintenance Tasks

Provides a comprehensive schedule of maintenance tasks based on operating hours.

Chassis Tuning and Adjustments

Basic Chassis Setup with Rider Weight

Guides on adjusting chassis settings to match the rider's weight for optimal performance.

Shock Absorber Low-Speed Compression Damping

Instructions for adjusting the low-speed compression damping of the rear shock absorber.

Adjusting Shock Absorber Spring Preload

Details the procedure for adjusting the spring preload on the shock absorber.

Chassis Service and Maintenance

Removing and Installing Fork Legs

Step-by-step guide for removing and reinstalling the motorcycle's front fork legs.

Removing and Installing Shock Absorber

Cleaning Air Filter and Air Filter Box

Adjusting Chain Tension

Brake System Maintenance and Checks

Adding Front Brake Fluid

Changing Front Brake Linings

Changing Rear Brake Linings

Cooling System Maintenance

Checking Antifreeze and Coolant Levels

Draining the Coolant

Engine Tuning and Adjustments

Carburetor Idle Settings

Information on carburetor idle settings and their influence on engine performance.

Adjusting Engine Idle Speed

Guide on how to adjust the engine's idle speed for optimal running.

Engine Service Procedures

Changing the Gear Oil

Cleaning and Care

Motorcycle Cleaning Procedure

Storage and Long-Term Preservation

Guidelines for Motorcycle Storage

Preparing for Use After Storage

Troubleshooting Common Issues

Engine Turns but Does Not Start

Diagnoses and actions for when the engine cranks but doesn't start.

Engine Overheating Problems

Identifies causes and solutions for engine overheating.

Technical Data and Specifications

Engine Specifications

Chassis Tightening Torques

Specifies torque values for various chassis fasteners.

Substances and Fluid Recommendations

2-Stroke Engine Oil and Brake Fluid

Fuel Mixture and Octane Rating

KTM 85 SX 19/16 Specifications

General IconGeneral
Displacement84.9 cc
Transmission6-speed
Front Wheel Size19 inches
Rear Wheel Size16 inches
StarterKick starter
Rear SuspensionWP mono shock
Front Tire70/100-19
Rear Tire90/100-16
Engine TypeSingle-cylinder, 2-stroke engine
ClutchWet multi-disc
Front SuspensionWP USD, 43 mm
Front BrakeDisc brake
Rear BrakeDisc brake, 220 mm
FrameCentral tube frame, chrome molybdenum steel

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