501-16-22
Wipers and Washers
501-16-22
DIAGNOSIS AND TESTING (
CONTINUED
)
CONDITIONS
DETAILS/RESULTS/ACTIONS
4
Measure the resistance between multifunction
switch, connector C15b, pin 4, circuit 32-AK14
(WH/GN), harness side and relay socket –
intermittent wipe, connector C48, pin 7, circuit
32-AK14 (WH/GN).
• Is the resistance less than 2 ohms?
Yes
INSTALL a new relay – intermittent wipe.
TEST the system for normal operation.
No
REPAIR the open circuit(s) between multi-
function switch and relay – intermittent wipe,
by using the wiring diagrams. TEST the sys-
tem for normal operation.
PINPOINT TEST H: THE WASHER PUMP IS INOPERATIVE
CONDITIONS
DETAILS/RESULTS/ACTIONS
H1: CHECK THE POWER SUPPLY OF WASHER PUMP MOTOR
1
.
2
.
Washer pump mo-
tor C121
3
.
4
Measure the voltage between washer pump
motor, connector C121, pin 2, circuit 33-AK34
(YE/BK), harness side and ground.
• Is battery voltage indicated?
Yes
No
GO TO
H2
H2: CHECK THE MULTIFUNCTION SWITCH FOR PROPER FUNCTION
1
.
2
.
Multifunction switch
C15b
E9432 EN
07/2001 2002 Bantam