Radiator (Cooling System) - Suzuki DL650 Service Manual

9-10 SERVICING INFORMATION
TRANSMISSION WILL NOT SHIFT BACK
Symptom, possible causes and remedy
Broken return spring on shift shaft.
Rubbing or sticky shift shaft.
Distorted or worn gearshift forks.
TRANSMISSION JUMPS OUT OF GEAR
Symptom, possible causes and remedy
Worn shifting gears on driveshaft or countershaft.
Distorted or worn gearshift forks.
Weakened stopper spring on gearshift stopper.
RADIATOR (COOLING SYSTEM)
ENGINE OVERHEATS
Symptom, possible causes and remedy
Not enough engine coolant.
Radiator core and oil cooler core clogged with dirt
or scale.
Faulty cooling fan.
Defective cooling fan thermo-switch.
Clogged water passage.
Air trapped in the cooling circuit.
Defective water pump.
Use of incorrect engine coolant.
Defective thermostat.
ENGINE OVERCOOLS
Symptom, possible causes and remedy
Defective cooling fan thermo-switch.
Extremely cold weather.
Defective thermostat.
Replace.
Repair or replace.
Replace.
Replace.
Replace.
Replace.
Add coolant.
Clean.
Repair or replace.
Replace.
Clean.
Bleed out air.
Replace.
Replace.
Replace.
Replace.
Put on the radiator cover.
Replace.