TM 5-3805-298-23-2
0132
Table 1. One or Both Stoplights Do Not Operate, Turn Signals Operate Normally.
0132
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
NOTE
One or Both Stoplights Do
Not Operate, Turn Signals
Always inspect wiring harness connectors that are involved in the circuit.
Operate Normally
Poor connections can often be the cause of a problem in an electrical
circuit. Verify that all connections in the circuit are clean and secure and
that all connections are in good condition. If a problem with the
connection is found, correct the problem and verify that this malfunction
or diagnostic code is active before performing this procedure.
Perform open or short-circuit test at each wiring harness connection to
identify the correct wiring harness to replace.
Tag all wiring harnesses to aid in installation.
Perform this test only if condition is active.
Test Step 1. Test Operation of
Stoplights.
1. Turn battery disconnect switch ON
position (TM 5-3805-298-10).
2. Turn the military light switch to Ser.
Drive position and lower switch in
OFF (TM 5-3805-298-10).
3. While an assistant presses the
LH Stoplight Operates and RH
brake pedal, observe operation of
Stoplight Does Not Operate
both stoplights (TM 5-3805-298-
Proceed to Test Step 2.
10).
RH Stoplight Operates and LH
Stoplight Does Not Operate
Proceed to Test Step 5.
Both Stoplights Do Not Operate
Proceed to Test Step 8.
Test Step 2. Test for Voltage at RH
Stoplight.
1. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-3805-298-10).
2. Remove rear tail and backup lamp
housing and position aside
(WP 0272).
3. Disconnect connector M-C18 and
M-C13 (WP 0012, Figure 158)
from tail light.
4. Turn battery disconnect switch ON
(TM 5-3805-298-10).
5. Have an assistant press and hold
the brake pedal in (TM 5-3805-
298-10).
