TM 5-3805-291-23-1
TROUBLESHOOTING WITHOUT A DIAGNOSTIC CODE - CONTINUED
0008 00
Table 2. Electrical System Troubleshooting - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. Determine condition.
1. If only one blackout taillight is
11. One or Both Blackout
inoperative, temporarily swap rear
Taillights Are Inoperative.
light housing cover side to side (WP
0070 00). If problem still exists, there
is an open circuit between rear light
housing and main light switch.
Reinstall old cover and replace wiring
harness in question (WP 0195 00 thru
WP 0201 00).
2. If both blackout taillights are
inoperative, but all other rear lights
operate correctly, go to Test 2.
2. Check for open power circuit.
1. If continuity is present, replace main
(a) Disconnect wiring harness from
light switch (WP 0061 00).
rear light housing (WP 0070 00). 2. If continuity is not present, there is an
(b) Disconnect wiring harness from
open circuit between rear light housing
main light switch (WP 0061 00).
and main light switch. Replace wiring
(c) Check for continuity between rear
harness in question (WP 0195 00 thru
lamp wiring harness wire A654
WP 0201 00).
(GY), and main light switch
wiring harness pin E, wire A654
(GY).
1. Determine condition.
1. If only one blackout stoplamp is
12. One or Both Blackout
inoperative, temporarily swap
Stoplamps Are Inoperative.
inoperative rear light housing cover
side to side (WP 0070 00). If problem
still exists, there is an open circuit
between rear light housing and main
light switch. Reinstall old cover (WP
0070 00) or replace wiring harness in
question (WP 0195 00 thru WP 0201
00).
2. If both blackout stoplamps are
inoperative, but all other rear lights
operate correctly, go to Test 2.
3. If both blackout stoplamps and both
service stoplamps are inoperative, refer
to Malfunction 10, All Stoplamps Are
Inoperative.
