TM 5-2420-231-23-1
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Table 1. 4-Wheel Drive (4WD) Does Not Engage - Continued.
061
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4-Wheel Drive (4WD) Does
Test Step 4. Test 4WD Switch for
Not Engage - Continued
Continuity.
1. Remove two screws (Figure 5, Item
5) from bezel (Figure 5, Item 2).
2.
Pull bezel (Figure 5, Item 2) away
from side console (Figure 5, Item 1).
3. Disconnect side console wiring
harness connector (Figure 5, Item
4) (WP 0007, Figure 198) from
4WD switch (Figure 5, Item 3) (WP
0007, Figure 199).
NOTE
Ensure that the 4WD switch is in the off position (TM 5-2420-231-10).
4. Using digital multimeter, test for
Continuity - Connect side console
continuity between 4WD switch
wiring harness (Figure 5, Item 4) (WP
(WP 0007, Figure 199) terminals 1
0007, Figure 198) to 4WD switch
and 2. There should be no continu-
(Figure 5, Item 3) (WP 0007, Figure
ity.
199).
Position bezel (Figure 5, Item 2) on side
console (Figure 5, Item 1) and install to
screws (Figure 5, Item 5).
Replace 4WD switch (WP 0172).
Install 4WD fuse (TM 5-2420-231-10).
Proceed to Test Step 22.
No Continuity - Proceed to step 5.
Figure 5. 4WD Switch and Bezel.
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