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 14. 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 51
Proceed to Test Step 18.
(WP 0012, Figure 252) and
Resistance Greater Than 5.0 Ohms
connector W-C2 terminal 30
Replace main cab wiring harness
(WP 0012, Figure 224).
(WP 0505).
Proceed to Test Step 18.
Test Step 15. Test for Shorted Hood
Wiring Harness.
1. Turn mode switch on military light
switch to OFF position
(TM 5-3805-296-10).
2. Turn battery disconnect switch to
OFF position (TM 5-3805-296-10).
3. Disconnect connector L-C11
(WP 0012, Figure 209) from right
HI headlight (WP 0012,
Figure 208).
4. Disconnect connector L-C7
(WP 0012, Figure 201) from left HI
headlight (WP 0012, Figure 200).
5. Disconnect connector L-C2
(WP 0012, Figure 192) from
connector J-C1 (WP 0012,
Figure 191).
6. Using digital multimeter
Continuity Replace hood wiring
(WP 0540), test for continuity
harness (WP 0389).
between connector L-C2
Proceed to Test Step 18.
terminal 3 (WP 0012, Figure 192)
No Continuity Proceed to step 7.
and all other terminals in
connector L-C2 (WP 0012,
Figure 192).
7. Using digital multimeter
Continuity Replace hood wiring
(WP 0540), test for continuity
harness (WP 0389).
between connector L-C2
Proceed to Test Step 18.
terminal 3 (WP 0012, Figure 192)
No Continuity Proceed to Test
and ground.
Step 16.
0142-9