TM 9-2320-392-10-2
ELECTRICAL SYSTEM TROUBLESHOOTING - Continued 0080 00
ELECTRICAL SYSTEM Continued
Table 3. Electrical System Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
173. LAMP TEST
1. Does engine crank?
1. Attempt to start engine (WP
SWITCH DOES
0020 00).
NOT OPERATE
(VEHICLE S/N
100,001 TO
199,999)
2. If engine does not crank,
perform Malfunction 1 (Engine
Does Not Crank).
3. If engine cranks, go to test 2
of this malfunction.
2. Do lighted indicator
1. Wait until vehicle has been
display icons
running for 45 seconds and
illuminate in chase
check lighted indicator display
pattern?
for icons illuminating in chase
pattern.
2. Shut down engine (WP 0020
00).
3. If lighted indicator display
icons illuminate in chase
pattern, perform Malfunction
175 (Lighted Indicator Display
Icons Illuminate in Chase
Pattern).
4. If lighted indicator display
icons do not illuminate in
chase pattern, go to test 3 of
this malfunction.
3. Do stoplights
1. Position master power switch
illuminate?
to on (WP 0004 00).
2. Position main light switch to
STOPLIGHT (WP 0004 00).
3. Depress brake pedal.
4. Check to see if stoplights
illuminate.
0080 00-145
