TM 5-2420-231-23-1
0050
Table 1. Rear Window Washer Does Not Operate - Continued.
050
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Rear Window Washer Does
Test Step 4. Test for Faulty Rear
Not Operate - Continued
Window Washer Pump.
1. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
2. Remove wipers fuse (Figure 6,
Item 1) (TM 5-2420-231-10).
Figure 6. Fuse Panel.
0050
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 step 4.
4. Disconnect chassis options wiring
harness connector (WP 0007, Fig-
ure 142) from rear window washer
pump.
5. Install new wipers fuse (TM 5-
2420-231-10).
6. Connect batteries (WP 0157) and
turn ignition switch to the on posi-
tion (TM 5-2420-231-10).
7. Press and hold rear window
washer switch (TM 5-2420-231-
10) for at least 30 seconds, then
release rear window washer
switch.
8. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
