To Next PageTo Next PageWhy won't my KYMCO GRAND DINK 250 Scooter start?
If your KYMCO Scooter's engine won't start, check if fuel reaches the carburetor by loosening the drain screw. The possible causes are: empty fuel tank, clogged carburetor fuel inlet tube, vacuum tube or fuel tube, clogged auto fuel valve.
What to do if KYMCO Scooter engine lacks power and oil level?
To address your KYMCO Scooter's engine lacking power, remove the oil dipstick and check the oil level and condition. The problem might be due to the oil level being too high or too low, or because the oil hasn't been changed.
How to check spark plug on KYMCO Scooter that won't start?
If your KYMCO Scooter engine is not starting, remove the spark plug and install it into the spark plug cap to test for a spark by connecting it to the engine ground. The cause might be a faulty fuel pump, spark plug, fouled spark plug, or CDI unit.
Why is the spark weak on my KYMCO GRAND DINK 250 Scooter?
If the spark jumps but is weak or non-existent on your KYMCO Scooter, the problem could stem from a faulty A.C. generator, a broken or shorted ignition coil, a broken or shorted exciter coil, or a faulty ignition switch.
What to do if KYMCO GRAND DINK 250 spark plug is wet?
If your KYMCO Scooter's spark plug is wet, it could be due to a flooded carburetor, a faulty auto bystarter, or the throttle valve being excessively open. Dry the spark plug to resolve this issue.
What causes KYMCO GRAND DINK 250 Scooter engine to lack power and overheat?
To troubleshoot your KYMCO Scooter engine lacking power, check the engine for overheating. If overheating, it could be due to insufficient coolant or worn cylinder and piston rings, or a mixture that is too lean.
What causes low compression in KYMCO GRAND DINK 250 Scooter engine?
If your KYMCO Scooter engine has normal compression but low or no compression, the issue might be worn cylinder and piston rings, a blown cylinder head gasket, flaws in the cylinder head, a seized valve, or improper valve timing.
Why does my KYMCO Scooter engine lack power and not knock?
If your KYMCO Scooter engine lacks power and the engine does not knock, the problem might be due to poor quality fuel, clutch slipping, a mixture that is too lean, or ignition timing that is too early.
Why does my KYMCO GRAND DINK 250 Scooter engine lack power and not overheat?
If your KYMCO Scooter engine lacks power and the engine does not overheat, it could be due to excessive carbon buildup in the combustion chamber or ignition timing that is too early.
General| Displacement | 249.1 cc |
|---|---|
| Cooling System | Liquid-cooled |
| Fuel System | Electronic Fuel Injection |
| Transmission | CVT |
| Front Suspension | Telescopic fork |
| Rear Suspension | Dual shock absorbers |
| Front Brake | Disc |
| Rear Brake | Disc |
| Front Tire | 120/70-12 |
| Rear Tire | 130/70-12 |
| Seat Height | 780 mm |
| Engine Type | 4-stroke, Single-cylinder |
Identifies the engine serial number location.
Detailed technical specifications for the motorcycle.
Important safety and maintenance precautions for servicing.
Specified torque values for important fasteners.
Special tools required for maintenance and repair.
Identifies specific points for lubrication and required lubricants.
Illustrates proper routing of cables and wire harnesses.
Provides the complete electrical system wiring diagram.
Guidance for diagnosing and resolving common operational issues.
Exploded view of exhaust muffler and frame cover components.
General instructions, torque values, and troubleshooting for covers/muffler.
Procedures for removing various frame covers.
Detailed instructions for removing the exhaust muffler.
Periodic maintenance tasks based on mileage.
Fuel, oil, air, spark plug, valve, compression, gear oil, drive belt services.
Headlight, clutch, cooling, brakes, wheels, tires, steering, suspension checks.
General instructions and specifications for the lubrication system.
Checking and changing engine oil and filter.
Oil pump removal, inspection, assembly, and installation.
General instructions, specs, and torque values for engine removal.
Step-by-step procedure for removing the engine from the motorcycle.
Step-by-step procedure for installing the engine into the motorcycle.
General instructions, specifications, torque values, and special tools.
Diagnosing issues related to cylinder head operation.
Removal, inspection, assembly, and installation of cylinder head and camshaft.
General instructions and specifications for cylinder and piston.
Diagnosing issues related to cylinder and piston.
Removal, inspection, and installation of cylinder and piston.
General instructions, specs, torque values, special tools, troubleshooting.
Removal, inspection, and assembly of the drive pulley.
Removal, inspection, disassembly, assembly, and replacement of clutch/driven pulley.
General instructions, specs, torque values, special tools, troubleshooting.
Disassembly, inspection, bearing replacement, assembly, and filling.
General instructions, specs, and troubleshooting for generator/clutch.
Removal, installation, inspection, and assembly of generator and starter clutch.
General instructions, specs, torque values, special tool, troubleshooting.
Steps to separate the crankcase halves.
Inspecting crankshaft for runout, play, and clearances.
Cleaning and assembling the crankcase halves.
General instructions, special tool, torque values, troubleshooting.
Testing the radiator cap and system for leaks.
Inspecting, removing, disassembling, and installing the radiator.
Inspecting, removing, disassembling, and installing the water pump.
Inspecting and installing thermosensor and thermostat.
General layout and schematic of the fuel system.
Jet operation, disassembly, inspection, cleaning, assembly, and installation.
Fuel pump construction, removal, inspection, assembly, and installation.
Fuel tank removal and fuel strainer service.
General instructions, specs, torque values, special tools.
Diagnosing issues with steering, suspension, and brakes.
Removal and installation of the handlebar.
Removal, inspection, and installation of the front wheel.
Master cylinder and caliper service, fluid refill, and bleeding.
Removal, disassembly, inspection, assembly, and installation.
Removal, replacement of races, and installation of the front fork.
General instructions, specs, torque values, special tools, troubleshooting.
Caliper removal, disassembly, and assembly.
Removal and inspection of the rear fork and its bearings.
Removal, inspection, and installation of the rear wheel.
Removal and installation of rear shock absorbers.
Overview of charging system components and circuit.
General instructions and specifications for battery and charging.
Diagnosing power and charging system issues.
Procedures for inspecting and charging the battery.
Testing charging system current and performance.
Testing the A.C. generator output and continuity.
Testing regulator/rectifier continuity and voltage regulation.
Overview of ignition system components and circuit.
General instructions, specifications, and troubleshooting for ignition system.
Inspecting ignition coil continuity and resistance.
Testing exciter and pulser coil resistance.
Measuring CDI unit resistance between terminals.
General instructions and specifications for starting system.
Diagnosing starting system issues.
Removal, disassembly, inspection, assembly, and installation of the starter motor.
Inspecting and testing the starter relay.
Overview of electrical components.
General instructions, testing instrument, special tool, troubleshooting, specifications.
Inspecting ignition, headlight, starter, stop, horn, turn signal, dimmer switches.
Inspecting the fuel unit and fuel meter operation.
Inspecting the thermostatic switch for fan operation.
Removal, disassembly/assembly, and installation of instruments.
Headlight, position, turn signal, and taillight bulb replacement.
