TM 5-2420-231-23-1
0049
Table 1. Rear Window Wiper Does Not Function Correctly - Continued.
049
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
8. Place rear window wiper switch
Rear Window Wiper Does
Rear Window Wiper Parks -
(Figure 2, Item 2) in the off position
Troubleshooting complete.
Not Function Correctly -
(TM 5-2420-231-10), and observe
Proceed to Test Step 20.
Continued
rear window wiper (Figure 2, Item
Rear Window Wiper Stops in Place
1). Rear window wiper should park
(Does Not Park) - Proceed to Test Step
at the top left of the rear window.
15.
Figure 2. Rear Window Wiper and Rear Window Wiper Switch.
0049
Test Step 2. Test for Faulty Wipers
Fuse.
1. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
2. Remove wipers fuse (TM 5-2420-
231-10).
3. Using a digital multimeter, mea-
Resistance 5.0 Ohms or Less - Install
sure resistance between terminals
wipers fuse (TM 5-2420-231-10).
of wipers fuse. Resistance should
Proceed to Test Step 5.
be 5.0 ohms or less.
Resistance Greater Than 5.0 Ohms -
Proceed to Test Step 3.
Test Step 3. Test for Faulty Rear
Window Wiper Motor.
1. Remove headliner from cab (WP
0346).
