Suzuki VLR1800, Service Manual

Page: 175 / 624

Engine General Information and Diagnosis: 1A-106
4) Click the “Operate” (2).
At this time, if an operation sound is heard from the cooling fan relay and cooling fan motors are operated, the
function is normal.
NOTE
Cooling fan relay and cooling fan motor operation can be checked until the engine coolant
temperature is less than 100
°
C (212
°
F) after starting the engine.
5) Click the “Stop” (3) to check the operation properly.
6) Click the off button (4) to check the cooling fan relay and cooling fan motor operation.
NOTE
• This inspection should be begun from when the engine coolant temperature is below 50
°
C (122
°
F).
Check that the cooling fan relay operates for a few seconds as the engine coolant temperature
arrives each at 50
°
C (122
°
F), 70
°
C (158
°
F) and 90
°
C (194
°
F) / above 4 000 r/min. It is cooling fan
motor malfunction or its circuit failure when the motor would not run even if the relay turns to ON.
• There is a tolerance of operating temperature of cooling fan relay.
2
I822H1110131-01
3
I822H1110132-01
4
I822H1110133-01