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
1. Headlight(s) (High or Low Beam) Do Not 10.Check continuity, using the Replace damaged or open harness
Operate When Switch is Turned On -
wiring diagram, of the or connectors (WP 0113 00).
Continued.
headlight wiring harnesses
from X11 pin 7 and 8 to left
headlight, and X12 pin 6 and 8
to the right headlight. USMC
includes
additional
connectors to the headlights
at the fender brackets (X11A
and X12A).
2. Front/Rear Side Marker Light(s) or 1. Check position of blackout Place blackout drive/marker light
drive/marker light switch.
switch in OFF position.
Taillight(s) Do Not Operate When Headlight
Switch is Turned On.
2. Check circuit breakers F22 and a. Reset circuit
breakers
as
F23 for trip.
required.
b. If any breaker does not reset,
use the wiring diagram to
check circuit for short to
ground (WP 0048 00-41).
Replace any shorted or
grounded harnesses (WP 0113
00).
c. Replace damaged or faulty
circuit breaker (WP 0074 00).
3. Inspect marker and taillights a. Replace burned out lamps
for damage or burned out
(WP 0084 00).
lamps.
b. Replace damaged marker or
taillights (WP 0084 00).
4. Check marker and taillight Repair or replace damaged
wiring
harnesses
and harnesses or connectors (WP
connectors for damage.
0113 00).
5. Check voltage (24V) at X6 pin a. If no voltage (24V) is found,
1 with the headlight switch
remove headlight switch from
turned
on
(headlights
the instrument panel and check
working).
for continuity.
b. Replace damaged or faulty
switch (WP 0073 00).
0007 00-21
