TM 5-3805-298-23-2
0132
Table 1. One or Both Stoplights Do Not Operate, Turn Signals Operate Normally - Continued.
0132
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. Remove blackout brake light relay
One or Both Stoplights Do
from fuse panel (TM 5-3805-298-
Not Operate, Turn Signals
10).
Operate Normally -
Continued
3. Turn battery disconnect switch to
ON position
(TM 5-3805-298-10).
4. Using digital multimeter
Voltage 18 to 26 V Proceed to step 5.
(WP 0174), test for voltage
Voltage Less Than 18 V Replace
between connector C-C31
lower cab wiring harness (WP 0291).
(WP 0012, Figure 74) terminal C3
Proceed to Test Step 17.
and C2.
5. Using digital multimeter
Voltage 18 to 26 V Replace lower cab
(WP 0174), test for voltage
wiring harness (WP 0291).
between connector C-C31
Proceed to Test Step 17.
(WP 0012, Figure 74) terminal C1
Voltage Less Than 18 V Proceed to
and C2.
Test Step 11.
Test Step 11. Test for Faulty Service
Brake Limit Switch.
1. Turn battery disconnect switch to
OFF position (TM 5-3805-298-10).
2. Disconnect connector AF-C2
(WP 0012, Figure 171) from
service brake limit switch
(WP 0012, Figure 172).
3. While an assistant presses the
Resistance 5.0 Ohms or Less
brake pedal, using digital
Proceed to Test Step 12.
multimeter (WP 0174), measure
Resistance Greater Than 5.0 Ohms
resistance between service brake
Replace service brake limit switch
limit switch (WP 0012, Figure 172)
(WP 0289).
terminal A and terminal B.
Proceed to Test Step 17.
Test Step 12. Test for Faulty Military
Light Switch.
1. Remove military light switch panel
for access to wiring harness
connectors (WP 0257).
2. Disconnect connector HN-C21
(WP 0012, Figure 141) from
military light switch (WP 0012,
Figure 142).
0132-6
