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
3. Using digital multimeter
One or Both Stoplights Do
Resistance 5.0 Ohms or Less
(WP 0174), measure resistance
Not Operate, Turn Signals
Replace main cab wiring harness
between connector C-C1
Operate Normally -
(WP 0293).
(WP 0012, Figure 65) terminal 15
Continued
Proceed to Test Step 17.
and terminal 12.
Resistance Greater Than 5.0 Ohms
Replace lower cab wiring harness
(WP 0291).
Proceed to Test Step 17.
Test Step 16. Test Brake Lights Fuse
Replacement.
1. Turn battery disconnect switch to
ON position (TM 5-3805-298-10).
2. While an assistant presses the
Both Stoplights Operate Proceed to
brake pedal, observe operation of
Test Step 17.
both stoplights (TM 5-3805-298-
Both Stoplights Do Not Operate
10).
Proceed to step 3.
3. Turn battery disconnect switch to
OFF position (TM 5-3805-298-10).
4. Remove brake lights fuse from
fuse panel (TM 5-3805-298-10).
5. Using digital multimeter
Resistance 5.0 Ohms or Less Install
(WP 0174), measure resistance
brake lights fuse (TM 5-3805-298-10)
between terminals of brake lights
and proceed to Test Step 9.
fuse.
Resistance Greater Than 5.0 Ohms
Replace lower cab wiring harness
(WP 0291).
Proceed to Test Step 17.
Test Step 17. Verify Malfunction Is
Resolved.
1. Ensure all harness connectors are
connected.
2. Install right lower cab access
panels (WP 0347).
3. Install instrument cluster
(WP 0252).
4. Install military light switch panel
(WP 0257).
5. Turn battery disconnect switch and
ignition switch to ON position
(TM 5-3805-298-10).
6. Turn the military light switch to Ser.
Drive position and lower switch in
OFF (TM 5-3805-298-10).
0132-8
