TM 5-3805-296-23-2
0143
Table 1. One or Both Headlights Fail To Operate in Low Beam Continued.
0143
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. Disconnect connector L-C1
One or Both Headlights Fail
(WP 0012, Figure 190)
To Operate in Low Beam -
from connector J-C2
Continued
(WP 0012, Figure 189).
4. Using digital multimeter
Resistance 5.0 Ohms or Less
(WP 0540), measure resistance
Replace hood wiring harness
between connector J-C2
(WP 0389).
terminal 10 (WP 0012, Figure 189)
Proceed to Test Step 17.
and ground.
Resistance Greater Than 5.0 Ohms
Replace chassis wiring harness
(WP 0305).
Proceed to Test Step 17.
Test Step 6. Test Voltage to Left LO
Headlight.
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-C12
(WP 0012, Figure 204)
from left LO headlight
(WP 0012, Figure 203).
4. Turn battery disconnect switch to
ON position (TM 5-3805-296-10).
5. Turn mode switch on military light
switch to SER. DRIVE position
(TM 5-3805-296-10).
6. Using digital multimeter
Voltage 18 to 26 V Proceed to step 7.
(WP 0540), test for voltage
Voltage Less Than 18 V Replace
between connector L-C12
hood wiring harness (WP 0389).
terminal 1 (WP 0012, Figure 204)
Proceed to Test Step 17.
and ground.
7. Using digital multimeter
Voltage 18 to 26 V Replace left LO
(WP 0540), test for voltage
headlight (WP 0382).
between connector L-C12
Proceed to Test Step 17.
terminal 1 and terminal 2
Voltage Less Than 18 V Proceed to
(WP 0012, Figure 204).
Test Step 7.
Test Step 7. Test Chassis Wiring
Harness for High Resistance or
Open.
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).
0143-4
