TM 10-3930-675-24-1
TROUBLESHOOTING PROCEDURES (NON-ERROR CODE) - CONTINUED
0007 00
Table 2. Electrical Troubleshooting Procedures (Non-Error Code) - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. Turn Signals or Emergency Flashers are Not
b. If no voltage (24V) is found at
Working - Continued.
X19 pin 2 or 3 while operating
the signal lever; check
accessory control lever for
damage and continuity and
check continuity of wires 191,
192, and 193 (WP 0048 00-
42).
c. Replace damaged or faulty
accessory control lever (WP
0234 00).
d. Repair or replace damaged
wires or connectors (WP 0113
00).
6. Check voltage (24V) at XK14 a. If no voltage (24V) is found,
pin 8 and XK15 pin 8 while
check continuity of wires
operating the turn signal lever.
A192 and A193 (WP 0048 00-
There should be voltage (24V)
42).
at pin XK15 pin 8 when
signaling left and at XK14 pin
8 for right.
b. Repair or replace damaged
wires or connectors (WP 0113
00).
7. Check voltage (24V) at XK1 a. If no voltage is found at XK1
pin 5 and pin 1 while operating
pin 5, check blackout drive/
the turn signals. There should
marker light switch and circuit
be constant voltage at pin 5 and
from circuit breaker F2 (WP
flashing voltage at pin 1.
0048 00-40).
b. If no flashing voltage found at
XK1 pin 1, replace damaged
or faulty 323 flasher relay (WP
0074 00).
8. Check continuity, with 323 a. If no continuity found, remove
flasher
relay
removed,
relay board and inspect the
between XK1 pin 5 and 323
underside of the board.
terminal 49, and XK1 pin 1 and
323 terminal 49a, and XK1 pin
2 and 323 terminal 31.
b. Replace damaged or faulty
relay board (WP 0074 00).
0007 00-26
