TM
5-5420-226-20-1
Symptom-63
DETAILED
TROUBLESHOOTING
PROCEDURE
.
.
T
SUPPORT
SYSTEM
- VEHICLE
LIGHTING
(Continued)
.
Check
BO SELECTOR
switch
for continuity.
Second
Technician
(Operators
Station)
l Set MASTER
BATTERY
switch
OFF.
l Connect
baske~control
panel
accessories
harness
connector
to master
control
panel.
l Disconnect
two connectors
(CKT
19) from
BO
SELECTOR
switch.
l Set multimeter
to OHMS
X 1 scale and zero
meter,
or
use STE/ICE
Test
No. 91 (page
4-83).
l Connect
probes
of meter
to contacts
(CKT
19) of BO
SELECTOR
switch.
l Check if meter indicates
continuity.
4
Does
meter
indicate
continuity?
0
-9
flu,
b
I
.1
l
r
L/
. . ...
~
_
-
(page 10-91).
Replace
BO SELECTOR
switch
(page
10-58).
/
\
TA107319
4-630