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Page Title:
Table 6. Electrical System Troubleshooting Procedures - Continued. |
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 TM 5-2410-237-23
TROUBLESHOOTING PROCEDURES - CONTINUED
0006 00
Table 6. Electrical System Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
21. Windshield Wiper Will Not Operate or Will
2.
Test wiper switch circuitry
for continuity between
Not Operate in High Speed or Low Speed
switch and wiper motor.
Position - Continued.
a. Place battery disconnect
switch in OFF position.
b. Completely disconnect
wiper switch wiring.
c. Set
to
appropriate ohm (Ω)
range (WP 0242 00).
1. If continuity is indicated, go
d. Connect meter positive
to Table 6, Malfunction 21,
lead to one end of each of
Test 3.
the 3 wires. Connect
meter negative lead to
other end of each wire.
Observe meter.
2. If continuity is not indicated,
repair circuit in question (WP
3.
Test wiper switch source
voltage.
a. Place battery disconnect
switch in OFF position.
b. Completely disconnect
wiper switch wiring.
c. Set
to
appropriate voltage range
d. Connect meter positive
lead to black wire.
Connect meter negative
lead chassis ground.
e. Place battery disconnect
1. If voltage is indicated, replace
switch in ON position.
wiper switch (WP 0087 00).
Observe meter reading.
2. If voltage is not indicated,
repair open circuit in black
wire (WP 0242 00).
0006 00-83
Change 1
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