KOSO Manuals & User Guides
KOSO manufactures high-performance aftermarket electronic gauges, LED lighting, and engine components for motorcycles, scooters, and powersports vehicles.
About KOSO manuals on Manuals.plus
KOSO is a premier manufacturer in the powersports aftermarket industry, best known for its high-quality digital instrumentation and electronic accessories. The brand specializes in developing precise monitoring systems, including multifunction speedometers, tachometers, EGT (Exhaust Gas Temperature) gauges, and air/fuel ratio meters, designed to enhance the riding experience for motorcycle, scooter, and ATV enthusiasts.
KOSO's product lineup also includes performance engine parts such as high-flow oil pumps, camshafts, and transmission components. With a slogan of "Feel The Speed," KOSO designs plug-and-play solutions for popular vehicle makes like Harley-Davidson, Honda, and Yamaha, offering riders both aesthetic upgrades and critical performance data. Their instruments are engineered for durability and accuracy, often featuring customizable displays and warning parameters to suit competitive racing or daily commuting needs.
KOSO manuals
Pinakabag-o nga mga manwal gikan sa manuals+ gi-curate alang niini nga brand.
KOSO WH030GA01A Zenith LED Headlight Instruksyon
KOSO NF623000 High Flow Oil Pump Instruksyon
KOSO v2024 Dual EGT Gauge Instruksyon
KOSO EGT-02 Dual Exhaust Gas Temperature Data Logger Instruksyon
Koso wh640mm000-MSX Performance Camshaft Instruksyon
HD-03L Koso Upat ka Piraso LCD Gauge Kit Instruksyon
KOSO RX-4 Multifunction TFT Meter Instruksyon
KOSO 10032697 eBike Heated Grips Instruksyon
KOSO D2 Multifunction Meter Instruksyon
Koso Dual EGT Gauge (Water Temp + RPM) Instruction Manual
Koso RX2N GP Style Multifunction Meter User Manual
KOSO HD-03L Motorcycle Gauge Kit Installation and Operation Manual
Koso D2 LCD Multifunction Meter Installation and Settings Guide
KOSO RX2 S Data Logger Meter Installation Guide
KOSO Gauge 14-23 Road Glide Bezel Template and Installation Guide
KOSO Heated Grips Installation and Operation Manual
KOSO Heated Grips Installation and Operation Manual
KOSO HD-03L Gauge Kit Installation and Operation Manual
KOSO Zenith LED Headlight Installation Instructions and Specifications
KOSO High Flow Oil Pump Instructions and Performance Data
KOSO RX-4 S TFT Multi-Function Display Installation and Operation Manual
KOSO manuals from online retailers
KOSO D75 Speedometer Instruction Manual
Koso BA024R00 Red Super Slim Voltmeter User Manual
KOSO Super Slim Compact Digital Tachometer BA024B90 User Manual
KOSO RPM Signal Filter (0-100 K Ohm) Instruction Manual - Model KO-BO035000
Koso HD-04 Gauge Instruction Manual for Harley FXDB3 (Model BA051211)
Koso HD-01R GP Style Tachometer User Manual
KOSO 360-351 GP Style D55 Speedometer Instruction Manual
Koso DL-03SR GP Style Multifunction Speedometer User Manual
Koso BA004068 Air/Fuel Ratio Meter User Manual
Koso Cylinder Head Temperature Sensor 14MM (Model 2212-0377) Instruction Manual
Koso BA010001 RX-2 GP Style Multifunction Meter Instruction Manual
KOSO Tachometer Support for RX1N / RX2N / XR-SRN Instruction Manual
KOSO RX2N Motorcycle LCD Digital Speedometer and Odometer User Manual
KOSO LED Digital Motorcycle Odometer and Speedometer User Manual
KOSO RX2N Digital Motorcycle Gauge User Manual
KOSO video guides
Tan-awa ang pag-setup, pag-install, ug pag-troubleshoot nga mga video alang niini nga brand.
KOSO support FAQ
Kasagaran nga mga pangutana bahin sa mga manwal, pagrehistro, ug suporta alang niini nga brand.
-
Can I disassemble my KOSO gauge for maintenance?
No. Opening or disassembling the unit yourself will void the warranty. Maintenance and repairs should only be executed by KOSO professionals.
-
What should I check if my KOSO gauge does not power on?
First, ensure the wiring includes a solid ground and that the 12V power supply is connected. Check if the battery voltage is sufficient (at least DC 12V) and inspect the fuse and wiring harness for breaks.
-
How do I connect the Zenith LED Headlight wires?
For the KOSO Zenith LED headlight, connect the Yellow wire to the Low beam, the Blue wire to the High beam, the White wire to the Front Position Light, and the Black wire to the vehicle body or engine ground.
-
What does 'LO RNG' mean on my KOSO digital gauge?
'LO RNG' indicates that the remaining fuel range is low (typically under 16 km or 10 miles). This is a warning to refuel soon.
-
How do I enter the settings mode on my KOSO meter?
Generally, you must have the key switched to ON, the engine stop switch OFF, and the meter displaying the Odometer. Then, hold both turn signal switches (or the specified button combination for your model) for 3 seconds to enter settings.