9D – 8IWIPERS/WASHER SYSTEMS
DAEWOO V–121 BL4
WINDSHIELD WASHER SYSTEM
Windshield Washer Inoperative, Wipers Work OK
Step Action Value(s) Yes No
1 Activate the windshield washer switch.
Do the windshield wipers operate when the washer
switch is activated?
Go to Step 4 Go to Step 2
2
1. Turn the ignition ON.
2. While activating the washer switch, test the
voltage at windshield wiper switch connector
terminal A4.
Is voltage equal to the specified value?
11–14 v Go to Step 8 Go to Step 3
3 Replace windshield wiper switch.
Is the repair complete?
System OK
4 Check the windshield washer fluid reservoir.
Is there washer fluid in the fluid reservoir?
Go to Step 6 Go to Step 5
5 Fill the windshield washer fluid reservoir.
Is the repair complete?
System OK
6 Check the windshield washer hoses and nozzles.
Are the windshield washer hoses and nozzles
clogged or damaged?
Go to Step 7 Go to Step 8
7 Repair the washer hoses and nozzles.
Is the repair complete?
System OK
8
1. Turn the ignition ON.
2. With the windshield washer activated, test the
voltage at the windshield washer pump.
Is the voltage equal to the specified value?
11–14 v Go to Step 10 Go to Step 9
9 Repair the open circuit between the windshield
washer pump and the windshield wiper switch.
Is the repair complete?
System OK
10 Use an ohmmeter to measure resistance between
ground and the windshield washer pump connector
terminal 1.
Is the resistance equal to the specified value?
[ 0 W Go to Step 12 Go to Step 11
11 Repair the windshield washer pump ground circuit.
Is the repair complete?
System OK
12 Replace the windshield washer pump.
Is the repair complete?
System OK
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