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
2. Using a digital multimeter, mea-
4-Wheel Drive (4WD) Does
Resistance 5.0 Ohms or Less -
sure resistance between 4WD
Connect side console wiring harness
Not Engage - Continued
jumper harness (WP 0007, Figure
(Figure 6, Item 4) (WP 0007, Figure
122) terminal A and 4WD jumper
198) to 4WD switch (Figure 6, Item 3)
harness (WP 0007, Figure 121)
(WP 0007, Figure 199).
terminal 1. Resistance should be
Position bezel (Figure 6, Item 2) on side
5.0 ohms or less.
console (Figure 6, Item 1) and install to
screws (Figure 6, Item 5).
Replace powershift wiring harness (WP
0167).
Install 4WD fuse (TM 5-2420-231-10).
Proceed to Test Step 22.
Resistance Greater Than 5.0 Ohms -
Connect side console wiring harness
(Figure 6, Item 4) (WP 0007, Figure
198) to 4WD switch (Figure 6, Item 3)
(WP 0007, Figure 199).
Position bezel (Figure 6, Item 2) on side
console (Figure 6, Item 1) and install to
screws (Figure 6, Item 5).
Replace 4WD jumper harness (WP
0156).
Install 4WD fuse (TM 5-2420-231-10).
Proceed to Test Step 22.
Figure 6. 4WD Switch and Bezel.
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