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Table 1. One or Both Stop Lights Do Not Operate, Turn Signals Operate Normally Continued.
Table 1. One or Both Stop Lights Do Not Operate, Turn Signals Operate Normally Continued.

Field Maintenance Manual For Military 621G Scraper -2 Page Navigation
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TM 5-3805-296-23-2
0151
Table 1. One or Both Stop Lights Do Not Operate, Turn Signals Operate Normally Continued.
0151
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. Turn battery disconnect switch to
One or Both Stop Lights Do
ON position (TM 5-3805-296-10).
Not Operate, Turn Signals
Operate Normally
5. Turn mode switch on military light
Continued
switch to SER. DRIVE position
(TM 5-3805-296-10).
6. Observe stop lights.
Stop Lights Operate Turn mode
switch on military light switch to OFF
position (TM 5-3805-296-10).
Turn battery disconnect switch to OFF
position (TM 5-3805-296-10).
Remove jumper wire from terminal A
and terminal B of connector W-C15.
Replace stop lamp switch (WP 0361).
Proceed to Test Step 12.
Stop Lights Do Not Operate
Proceed to Test Step 4.
Test Step 4. Test Main Cab 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).
3. Remove jumper wire from terminal
A and terminal B of connector
W-C15 (WP 0012, Figure 85).
4. Disconnect connector W-C2
(WP 0012, Figure 224)
from connector H-C7
(WP 0012, Figure 225).
5. Using digital multimeter
Resistance 5.0 Ohms or Less
(WP 0540), measure resistance
Proceed to Test Step 5.
between connector W-C2
Resistance Greater Than 5.0 Ohms
terminal 31 (WP 0012, Figure 224)
Replace main cab wire harness
and connector W-C15 terminal B
(WP 0505).
(WP 0012, Figure 85).
Proceed to Test Step 12.
Test Step 5. Test Headliner Wiring
Harness for High Resistance or
Open.
1. Disconnect connector H-C9
(WP 0012, Figure 242)
from military light switch
(WP 0012, Figure 241).
0151-4


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