TM 5-3805-296-23-2
0142
Table 1. One or Both Headlights Fail To Operate in High Beam Continued.
0142
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 11. Test Main Cab Wiring
One or Both Headlights Fail
Harness for High Resistance or
To Operate in High Beam
Open.
Continued
1. Remove upper and lower plenum
from ROPS (WP 0504).
2. Disconnect connector P-C1
(WP 0012, Figure 253) from
connector W-C7
(WP 0012, Figure 252).
3. Using digital multimeter (WP 0540)
Resistance 5.0 Ohms or Less
and assistance, measure
Replace dash wiring harness
resistance between connector
(WP 0510).
W-C7 terminal 20 (WP 0012,
Proceed to Test Step 18.
Figure 252) and connector W-C1
Resistance Greater Than 5.0 Ohms
terminal 26 (WP 0012, Figure 99).
Replace main cab wiring harness
(WP 0505).
Proceed to Test Step 18.
Test Step 12. Test for Faulty Military
Light Switch.
1. Turn mode switch on military light
switch to OFF position
(TM 5-3805-296-10)
2. Turn battery disconnect switch
OFF (TM 5-3805-296-10).
3. Disconnect connector H-C9
(WP 0012, Figure 242) from
military light switch
(WP 0012, Figure 241).
4. Using digital multimeter
Resistance 5.0 Ohms or Less
(WP 0540), measure resistance
Replace military light switch (WP 0517).
between connector H-C9
Proceed to Test Step 18.
terminal M (WP 0012, Figure 242)
Resistance Greater Than 5.0 Ohms
and connector P-C4 terminal 2
Proceed to Test Step 13.
(WP 0012, Figure 255).
Test Step 13. Test Headliner Wiring
Harness for High Resistance or
Open.
1. Disconnect connector H-C7
(WP 0012, Figure 225) from
connector W-C2
(WP 0012, Figure 224).
2. Using digital multimeter
Resistance 5.0 Ohms or Less
(WP 0540), measure resistance
Proceed to Test Step 14.
between connector H-C7
Resistance Greater Than 5.0 Ohms
terminal 30 (WP 0012, Figure 225)
Replace headliner wiring harness
and connector H-C9 terminal M
(WP 0497).
(WP 0012, Figure 242).
Proceed to Test Step 18.
0142-8
