Suzuki RA410 Manual page 638

8-22 BODY ELECTRICAL SYSTEM
FRONT WIPER/WASHER SWITCH
REMOVAL AND INSTALLATION
Refer to COMBINATION SWITCH, STEERING COLUMN AND
STEERING SHAFT LOWER JOINT in Section 3C.
OFF
SWITCH OPERATION INSPECTION
1) Disconnect negative cable (–) at battery.
INT
2) Disconnect combination switch lead wire coupler.
3) Check continuity at each switch position as shown below by us-
LO
ing a circuit tester.
HI
Terminal
Wiper SW
OFF
INT
LO
HI
HE
INTERMITTENT WIPER RELAY CIRCUIT INSPECTION
1) Disconnect negative cable (–) at battery.
2) Disconnect combination switch lead wire coupler.
3) Turn the front wiper switch to INT position.
4) Connect battery positive terminal (+) to terminal "B3" and bat-
tery negative terminal (–) to terminal "HE".
5) Connect voltmeter positive lead to terminal "+1" and negative
lead to terminal "HE". Check that the voltmeter indicates the bat-
tery voltage (10 – 14V).
6) Connect terminal "As" and terminal "B3" by a jumper wire. Then
connect terminal "B3" end to terminal "HE".
Observe the voltmeter voltage drops to 0V right after connect-
HE
ing the jumper wire from terminal "B3" to "HE". Then the voltage
rises to battery voltage (10 – 14 V) within the time shown below.
B3 +2 +1 As
Terminal
B3 W
Washer
SW
OFF
ON