Radiator Cooling Fan Motor On-Vehicle Inspection; Radiator Cooling Fan Relay Inspection - Suzuki Swift Sport 2004 Service & Repair Manual

1F-9 Engine Cooling System:
Radiator Cooling Fan Motor On-Vehicle
Inspection
1) Check low speed operation of radiator cooling fan as
follows.
a) Connect battery to fan motor coupler as shown
in figure.
b) Check that radiator cooling fan rotates smoothly.
If any abnormality is found, replace fan motor.
2) Check high speed operation of radiator cooling fan
as follows.
a) Connect battery to fan motor coupler as shown
in figure.
b) Check that radiator cooling fan rotates smoothly
and its rotational speed is faster than low speed
operation.
If any abnormality is found, replace fan motor.
Reference: Fan motor specified current at 12
V
Low speed operation: 14.0 A maximum
High speed operation: 18.0 A maximum
[A]
[A]: Low speed operation
[B]: High speed operation
S7RS0B1606009
[B]
I7RS0B160007-01

Radiator Cooling Fan Relay Inspection

1) Disconnect negative (–) cable at battery.
2) Remove radiator cooling fan relay No.1 (1), No.2 (2)
and/or No.3 (3) from relay box.
3) Check that there is no continuity between terminal
"C" and "D". If there is continuity, replace relay.
4) Connect battery positive (+) terminal to terminal "B"
of relay.
5) Connect battery negative (–) terminal "A" of relay.
6) Check continuity between terminal "C" and "D". If
there is no continuity when relay is connected to the
battery, replace relay.
"A"
"B"
S7RS0B1606010
3
2
1
"C"
"D"
I4RS0B160004-01