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KTM 300 EXC AUS - User Manual

KTM 300 EXC AUS
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OWNER'S MANUAL 2014
125 EXC EU
125 EXC SIX DAYS EU
200 EXC EU
200 EXC AUS
200 XC‑W USA
250 EXC EU
250 EXC AUS
250 EXC SIX DAYS EU
250 XC‑W USA
300 EXC EU
300 EXC AUS
300 EXC SIX DAYS EU
300 XC‑W USA
300 XC‑W SIX DAYS USA
Art. no. 3213034en

Table of Contents

Other manuals for KTM 300 EXC AUS

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Repair Manual289 pages

Questions and Answers

  • M
    Michael ChenAug 19, 2025
    What to do if my KTM 300 EXC AUS Motorcycle engine stalls or pops in the carburetor?
    • S
      Shane GonzalezAug 19, 2025
      If your KTM Motorcycle engine stalls or pops into the carburetor, it might be due to a lack of fuel, so turn the fuel tap to the ON position and refuel. The engine might be taking in bad air, so check the intake flange and carburetor for tightness. Also, the socket connector or ignition coil might be loose or oxidized, so clean the plug-in connector and treat it with contact spray.
  • R
    randytateAug 21, 2025
    Why my KTM 300 EXC AUS engine does not speed up?
    • S
      Sharon McknightAug 21, 2025
      If your KTM Motorcycle engine does not speed up, consider the following: The carburetor might be running over because the float needle is dirty or worn, or the carburetor jets might be loose, so check and set the carburetor components. A fault in the ignition system could be the cause, so check the ignition system. A fuel feed interruption could be the problem, so check the fuel tank breather, clean the fuel tap, and check/set the carburetor components. If the air filter is very dirty, clean the air filter and air filter box. Also, the exhaust system might be leaky or deformed, or have too little glass fiber yarn filling in the main silencer, so check the exhaust system for damage and change the glass fiber yarn filling of the main silencer.
  • F
    frank69Aug 26, 2025
    Why does my KTM 300 EXC AUS engine have too little power?
    • J
      jessica94Aug 26, 2025
      If your KTM Motorcycle engine has too little power, several factors could be responsible. A potential cause is an interrupted fuel feed, so check the fuel tank breather and clean the fuel tap, and check/set the carburetor components. A very dirty air filter can also restrict performance. Also, check the exhaust system for leaks or deformation, and replace the glass fiber yarn filling of the main silencer if needed. Lastly, inspect the diaphragm and reed valve housing for damage.
  • M
    Michelle RobinsonAug 27, 2025
    What causes a KTM 300 EXC AUS engine not to speed up?
    • K
      Katelyn Hoover MDAug 27, 2025
      If your KTM Motorcycle engine does not speed up, a dirty or worn float needle causing the carburetor to run over could be the problem, so check/set the carburetor components. Loose carburetor jets can also prevent the engine from speeding up, so check/set the carburetor components. A fault in the ignition system may also be the cause.
  • S
    Sabrina MartinAug 29, 2025
    Why won't my KTM Motorcycle engine crank with the electric starter?
    • K
      Kristine BestAug 29, 2025
      If your KTM Motorcycle engine won't crank, it could be due to several reasons. You might not be following the correct starting procedure. The battery could be discharged, so you should recharge it and check the charging voltage, closed current, and alternator. Also, the main fuse might be blown, so remove and install the main fuse. Finally, the starter relay or motor could be faulty, so check them.
  • V
    Victor JonesAug 31, 2025
    What to do if my KTM 300 EXC AUS Motorcycle engine turns over but doesn't start?
    • C
      Carly FieldsAug 31, 2025
      If your KTM Motorcycle engine turns over but doesn't start, consider these possibilities: You might not be following the correct starting procedure. If the motorcycle has been out of use for a long time, the fuel in the float chamber may be old, so empty the carburetor float chamber. A fuel feed interruption could be the cause, so check the fuel tank breather and clean 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 necessary. Finally, the electrode distance (plug gap) of the spark plug may be too wide, so adjust the plug gap to 0.60 mm (0.0236 in).
  • T
    Terry SullivanSep 2, 2025
    Why is my KTM 300 EXC AUS Motorcycle engine overheating?
    • T
      Tiffany ParrishSep 2, 2025
      If your KTM Motorcycle engine is overheating, it could be due to several reasons: There might be too little coolant in the cooling system, so check for leakage and check the coolant level. If there is too little air stream, switch off the engine when stationary. Radiator fins may be very dirty, so clean them. Foam formation in the cooling system may be the cause, so drain and refill the coolant. Also, a damaged cylinder head or cylinder head gasket can cause overheating, so check them. A bent radiator hose can cause this issue, so replace the radiator hose. Finally, an incorrect ignition point due to a loose stator can cause overheating, so adjust the ignition.
  • J
    Julie PerkinsSep 4, 2025
    How to fix a KTM Motorcycle engine that has no idle?
    • J
      Jeffrey WellsSep 4, 2025
      If your KTM Motorcycle engine has no idle, it could be due to several reasons. The idling jet might be blocked, so check and set the carburetor components. The adjusting screws on the carburetor might be distorted, so adjust the idle speed. A defective spark plug might be the cause, so change the spark plug. Finally, the ignition system might be defective, so check the ignition coil and the spark plug connector.
  • A
    Ashley BentleySep 6, 2025
    Why is my KTM 300 EXC AUS emitting white smoke (steam) from the exhaust?
    • C
      Christina RiceSep 6, 2025
      If your KTM Motorcycle is emitting white smoke (steam) from the exhaust gas, it could be due to a damaged cylinder head or cylinder head gasket, so check the cylinder head or cylinder head gasket.
  • W
    waltersshaunSep 8, 2025
    Why is gear oil coming out of the vent hose on my KTM 300 EXC AUS Motorcycle?
    • A
      April DixonSep 8, 2025
      If gear oil is exiting at the vent hose of your KTM Motorcycle, it is likely because too much gear oil was added. Check the gear oil level.

Summary

Means of Representation

Symbols Used

Explains the meaning of various symbols used in the manual for clarity and safety.

Formats Used

Describes the typographical formats used in the document for specific terms and names.

Safety Advice

Intended Use

Defines the intended purpose and limitations of the KTM sport motorcycle.

Safe Operation

Provides essential safety instructions for operating the motorcycle responsibly.

Protective Clothing

Emphasizes the importance of wearing appropriate protective gear for rider safety.

Important Notes

Guarantee and Warranty

Details warranty conditions, voiding clauses, and required service procedures.

Service

Highlights the importance of proper service for optimal operation and longevity.

View of Vehicle

Front Left View

Illustrates the front left side of the vehicle with numbered components.

Rear Right View

Illustrates the rear right side of the vehicle with numbered components.

Serial Numbers

Chassis Number

Shows the location of the chassis number stamped on the steering head.

Engine Number

Indicates the location of the engine number stamped on the engine.

Controls

Clutch Lever

Describes the clutch lever operation and adjustment for different models.

Kill Switch

Explains the function and possible states of the kill switch.

Electric Starter Button

Details the operation of the electric starter button for various models.

Fuel Tap

Describes the fuel tap positions and their effect on fuel supply.

Speedometer

EXC, XC-W Speedometer Operation

Covers speedometer overview, activation, tests, and function settings for EXC/XC-W models.

SIX DAYS Speedometer Operation

Details speedometer overview, activation, tests, and function settings for SIX DAYS models.

Preparing for Use

Advice on First Use

Provides crucial initial advice and warnings before the first ride.

Difficult Riding Conditions

Offers preparation tips for riding in challenging conditions like sand or mud.

Riding Instructions

Pre-Ride Checks and Maintenance

Lists essential checks and maintenance tasks before riding.

Starting the Engine

Guides on how to start the engine correctly under various conditions.

Braking

Explains proper braking techniques and warnings for safe stopping.

Service Schedule

Service Schedule

Outlines periodic service intervals based on operating hours or time.

Service Work (Additional Order)

Lists additional service tasks that can be performed on request.

Tuning the Chassis

Shock Absorber Adjustment

Covers adjustment of compression and rebound damping, and spring preload.

Fork Adjustment

Details how to adjust fork compression and rebound damping, and spring preload.

Service Work on the Chassis

Removing Fork Legs

Step-by-step guide on how to safely remove the fork legs from the motorcycle.

Removing Shock Absorber

Procedure for safely removing the rear shock absorber.

Cleaning Air Filter

Instructions for removing, cleaning, and installing the air filter.

Adjusting Chain Tension

Details how to check and adjust the drive chain tension correctly.

Brake System

Checking Brake Fluid Level

Guide on checking front and rear brake fluid levels and adding fluid.

Changing Brake Linings

Step-by-step instructions for changing front and rear brake linings.

Checking Rear Brake Fluid Level

Procedure for checking the rear brake fluid level and adding fluid.

Wheels, Tires

Removing Front Wheel

Instructions for safely removing the front wheel.

Checking Tire Air Pressure

Details how to check tire air pressure for optimal riding comfort and tire life.

Electrical System

Recharging Battery

Provides guidance on safely recharging the motorcycle battery.

Changing Main Fuse

Step-by-step instructions for replacing the main fuse.

Changing Headlight Bulb

Instructions for replacing the headlight bulb.

Cooling System

Checking Coolant Level

Guide on checking the coolant level and antifreeze protection.

Refilling with Coolant

Instructions for refilling the cooling system with coolant.

Tuning the Engine

Checking Throttle Cable Play

Describes how to check and adjust the play in the throttle cable.

Adjusting Idle Speed

Provides guidance on adjusting the engine's idle speed for optimal performance.

Emptying Carburetor Float Chamber

Instructions for safely emptying the carburetor float chamber.

Service Work on the Engine

Checking Gear Oil Level

Guide on how to check the engine's gear oil level.

Changing Gear Oil

Step-by-step instructions for changing the engine's gear oil.

Troubleshooting

Technical Data

Engine Specifications

Provides detailed technical specifications for the engine across different models.

Carburetor Settings

Lists carburetor settings for various models based on altitude and temperature.

KTM 300 EXC AUS Specifications

General IconGeneral
BrandKTM
Model300 EXC AUS
CategoryMotorcycle
LanguageEnglish

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