Contents

1 MEANS OF REPRESENTATION
- 1.1 Symbols used
- 1.2 Formats used
2 SAFETY ADVICE
- 2.1 Use definition
- 2.2 Misuse
- 2.3 Safety advice
- 2.4 Degrees of risk and symbols
- 2.5 Overview of labels
- 2.6 Consumer rights
- 2.7 Operating noise warning
- 2.8 Manufacturer warranty for the exhaust monitoring system
- 2.9 Noise emission warranty
- 2.10 Reporting safety defects
- 2.11 Tampering warning
- 2.12 Safe operation
- 2.13 Protective clothing
- 2.14 Work rules
- 2.15 Environment
- 2.16 Owner's Manual
3 IMPORTANT NOTES
- 3.1 Manufacturer warranty, implied warranty
- 3.2 Fuel, auxiliary substances
- 3.3 Spare parts, technical accessories
- 3.4 Service
- 3.5 Figures
- 3.6 Customer service
4 VIEW OF VEHICLE
- 4.1 View of vehicle, front left (example)
- 4.2 View of vehicle, rear right (example)
5 SERIAL NUMBERS
- 5.1 Vehicle identification number
- 5.2 Type label
- 5.3 Engine number
- 5.4 Key number
6 CONTROLS
- 6.1 Clutch lever
- 6.2 Hand brake lever
- 6.3 Throttle grip
- 6.4 Switches on the left side of the handlebar
  - 6.4.1 Combination switch
  - 6.4.2 Light switch
  - 6.4.3 Menu buttons
  - 6.4.4 Turn signal switch
  - 6.4.5 Horn button
- 6.5 Switches on the right side of the handlebar
  - 6.5.1 Emergency OFF switch
  - 6.5.2 Start button
- 6.6 Ignition and steering lock
- 6.7 Locking the steering
- 6.8 Unlocking the steering
- 6.9 Opening fuel tank filler cap
- 6.10 Closing the fuel tank filler cap
- 6.11 Seat lock
- 6.12 Tool set
- 6.13 Grab handles
- 6.14 Passenger foot pegs
- 6.15 Shift lever
- 6.16 Foot brake lever
- 6.17 Side stand
7 COMBINATION INSTRUMENT
- 7.1 Combination instrument
- 7.2 Activation and test
- 7.3 Day-Night mode
- 7.4 Warnings
- 7.5 Indicator lamps
- 7.6 Display
- 7.7 Speed
- 7.8 Shift warning light
- 7.9 Speed
- 7.10 ODO display
- 7.11 Coolant temperature indicator
- 7.12 Fuel level display
- 7.13 Time
- 7.14 Favourites display
- 7.15 Quick Selector 1 display
- 7.16 Quick Selector 2 display
- 7.17 Menu
  - 7.17.1 KTM MY RIDE (optional)
  - 7.17.2 Trips/Data
  - 7.17.3 Motorcycle
  - 7.17.4 Settings
  - 7.17.5 Pairing (optional)
  - 7.17.6 Phone (optional)
  - 7.17.7 Headset (optional)
  - 7.17.8 Audio (optional)
  - 7.17.9 Telephony (optional)
  - 7.17.10 General Info
  - 7.17.11 Trip 1
  - 7.17.12 Trip 2
  - 7.17.13 Warning
  - 7.17.14 ABS
  - 7.17.15 Quick Shift+ (optional)
  - 7.17.16 Favourites
  - 7.17.17 Quick Selector 1
  - 7.17.18 Quick Selector 2
  - 7.17.19 Bluetooth (optional)
  - 7.17.20 Display Theme
  - 7.17.21 Shift Light
  - 7.17.22 Setting the time and date
  - 7.17.23 Distance
  - 7.17.24 Temperature
  - 7.17.25 Consumption
  - 7.17.26 Language
  - 7.17.27 Service
  - 7.17.28 Extra Functions
8 PREPARING FOR USE
- 8.1 Advice on preparing for first use
- 8.2 Running in the engine
- 8.3 Loading the vehicle
9 RIDING INSTRUCTIONS
- 9.1 Checks and maintenance measures when preparing for use
- 9.2 Starting
- 9.3 Starting off
- 9.4 Quickshifter + (optional)
- 9.5 Shifting, riding
- 9.6 Applying the brakes
- 9.7 Stopping, parking
- 9.8 Transport
- 9.9 Towing in the event of a breakdown
- 9.10 Refueling
10 SERVICE SCHEDULE
- 10.1 Additional information
- 10.2 Service work
11 TUNING THE CHASSIS
- 11.1 Adjusting the spring preload of the shock absorber
- 11.2 Adjusting the shift lever
12 SERVICE WORK ON THE CHASSIS
- 12.1 Raising the motorcycle with rear lifting gear
- 12.2 Removing the rear of the motorcycle from the lifting gear
- 12.3 Lifting the motorcycle with the front lifting gear
- 12.4 Taking the motorcycle off the front lifting gear
- 12.5 Cleaning the dust boots of the fork legs
- 12.6 Removing the passenger seat
- 12.7 Mounting the passenger seat
- 12.8 Removing the front rider's seat
- 12.9 Mounting the front rider's seat
- 12.10 Checking for chain dirt accumulation
- 12.11 Cleaning the chain
- 12.12 Checking the chain tension
- 12.13 Adjusting the chain tension
- 12.14 Checking the chain, rear sprocket, and engine sprocket
- 12.15 Adjusting the basic position of the clutch lever
- 12.16 Removing the front spoiler
- 12.17 Fitting front spoiler
13 BRAKE SYSTEM
- 13.1 Anti-lock braking system (ABS)
- 13.2 Adjusting the basic position of the hand brake lever
- 13.3 Checking the brake discs
- 13.4 Checking the front brake fluid level
- 13.5 Adding front brake fluid
- 13.6 Checking that the brake linings of the front brake are secured
- 13.7 Checking the free travel of foot brake lever
- 13.8 Adjusting the free travel of the foot brake lever
- 13.9 Checking the rear brake fluid level
- 13.10 Adding rear brake fluid
- 13.11 Checking that the brake linings of the rear brake are secured
14 WHEELS, TIRES
- 14.1 Removing the front wheel
- 14.2 Installing the front wheel
- 14.3 Removing the rear wheel
- 14.4 Installing the rear wheel
- 14.5 Checking the rear hub damping rubber pieces
- 14.6 Checking the tire condition
- 14.7 Checking tire pressure
15 ELECTRICAL SYSTEM
- 15.1 Removing the 12-V battery
- 15.2 Installing the 12-V battery
- 15.3 Charging the 12-V battery
- 15.4 Changing the main fuse
- 15.5 Changing the ABS fuses
- 15.6 Changing the fuses of individual electrical power consumers
- 15.7 Checking the headlight setting
- 15.8 Adjusting the headlight range
- 15.9 Diagnostics connector
- 15.10 Front ACC1 and ACC2
- 15.11 ACC2 rear
16 COOLING SYSTEM
- 16.1 Cooling system
- 16.2 Checking the antifreeze and coolant level
- 16.3 Checking the coolant level
- 16.4 Draining the coolant
- 16.5 Filling/bleeding the cooling system
- 16.6 Changing the coolant
17 TUNING THE ENGINE
- 17.1 Checking the clutch lever play
- 17.2 Adjusting play in the clutch lever
18 SERVICE WORK ON THE ENGINE
- 18.1 Checking the engine oil level
- 18.2 Changing the engine oil and oil filter, cleaning the oil screens
- 18.3 Adding engine oil
19 CLEANING, CARE
- 19.1 Cleaning the motorcycle
- 19.2 Checks and maintenance steps for winter operation
20 STORAGE
- 20.1 Storage
- 20.2 Preparing for use after storage
21 TROUBLESHOOTING
22 TECHNICAL SPECIFICATIONS
- 22.1 Engine
- 22.2 Engine tightening torques
- 22.3 Capacities
  - 22.3.1 Engine oil
  - 22.3.2 Coolant
  - 22.3.3 Fuel
- 22.4 Chassis
- 22.5 Electrical system
- 22.6 Tires
- 22.7 Fork
- 22.8 Shock absorber
- 22.9 Chassis tightening torques
23 DECLARATIONS OF CONFORMITY
- 23.1 Declarations of conformity
24 SUBSTANCES
25 AUXILIARY SUBSTANCES
26 STANDARDS
27 INDEX OF SPECIAL TERMS
28 LIST OF ABBREVIATIONS
29 LIST OF SYMBOLS
- 29.1 Red symbols
- 29.2 Yellow and orange symbols
- 29.3 Green and blue symbols
INDEX
- 1
- A
- B
- C
- D
- E
- F
- G
- H
- I
- K
- L
- M
- O
- P
- Q
- R
- S
- T
- U
- V
- W

KTM Duke 390 2023 Owner's Manual

KTM Duke 390 2023 Motorcycle manual cover

Pages 132

Year 2023

Language(s)

of 132

KTM Duke 390 2023 Motorcycle Specification

The KTM Duke 390 2023 is a powerful and agile motorcycle designed for both urban commuting and spirited riding. At the heart of this machine is a 373.2cc single-cylinder, liquid-cooled engine that delivers 44 horsepower and 37 Nm of torque, providing an exhilarating performance for riders. The engine is paired with a six-speed transmission and features a slipper clutch for smoother downshifts and improved control.

The motorcycle boasts a lightweight steel trellis frame, contributing to its nimble handling and stability. Its suspension system includes a 43mm WP Apex USD front fork and a WP Apex mono-shock rear absorber, both of which are fully adjustable to suit various riding conditions. The braking system is equipped with a 320mm front disc and 230mm rear disc, complemented by dual-channel ABS for enhanced safety.

The KTM Duke 390 2023 features a modern, aggressive design with sharp lines and an LED headlamp for improved visibility. The 13.4-liter fuel tank offers a good range, ideal for both city rides and longer journeys. The motorcycle is equipped with a TFT color display that provides essential information such as speed, gear position, fuel level, and navigation data, and it also supports smartphone connectivity for added convenience.

Ergonomically, the Duke 390 offers a comfortable riding posture with a well-padded seat and adjustable handlebars, catering to a wide range of rider preferences. The bike rides on 17-inch alloy wheels fitted with high-performance tires, ensuring excellent grip and stability. The KTM Duke 390 2023 is a versatile and robust motorcycle, blending performance, style, and advanced technology to deliver an exceptional riding experience.

KTM Duke 390 2023 Motorcycle F.A.Q.

How can I improve the fuel efficiency of my KTM Duke 390 2023?

To improve fuel efficiency, ensure regular maintenance including timely oil changes, maintain correct tire pressure, avoid aggressive acceleration and braking, and use good quality fuel.

What is the recommended tire pressure for the KTM Duke 390 2023?

The recommended tire pressure for the KTM Duke 390 2023 is generally 29 psi for the front tire and 32 psi for the rear tire, but always check the owner's manual for the most accurate information.

How often should I service my KTM Duke 390 2023?

It is recommended to service your KTM Duke 390 every 7,500 km or 12 months, whichever comes first, to ensure optimal performance and longevity.

What should I do if the engine of my KTM Duke 390 2023 overheats?

If the engine overheats, safely pull over, turn off the engine, and allow it to cool down. Check coolant levels and inspect for any leaks. If the problem persists, consult a professional mechanic.

How do I adjust the chain tension on my KTM Duke 390 2023?

To adjust the chain tension, place the bike on a stand, loosen the rear axle nut, adjust the chain tensioners evenly on both sides, and ensure the chain has about 10-20 mm of slack at its tightest point before retightening the axle nut.

What type of oil is recommended for the KTM Duke 390 2023?

The recommended oil for the KTM Duke 390 2023 is a high-quality 15W-50 fully synthetic oil that meets JASO MA2 specifications. Always refer to the manual for confirmation.

How can I troubleshoot electrical issues on my KTM Duke 390 2023?

For electrical issues, check the battery connections, inspect fuses, and ensure all wiring is intact. Use a multimeter to test components and consult the manual for specific troubleshooting guides.

What is the break-in procedure for the KTM Duke 390 2023?

During the first 1,000 km, avoid full throttle, keep the engine speed varied, and do not exceed 6,000 rpm to ensure proper break-in of the engine components.

How do I clean and maintain the air filter on my KTM Duke 390 2023?

To clean the air filter, remove it from the bike, gently tap out debris, wash it with a mild detergent if it's reusable, allow it to dry completely, and apply air filter oil before reinstalling.

What are common signs that my KTM Duke 390 2023 needs a clutch adjustment?

Common signs include difficulty in shifting gears, clutch slipping, or unusual noises when engaging the clutch. If any of these occur, inspect and adjust the clutch cable tension as per the manual's instructions.