TM
5-5420-226-20-1
Symptom-68
DETAILED
TROUBLESHOOTING
PROCEDURE
T
SUPPORT
SYSTEM
- VEHICLE
LIGHTING
(Continued)
Check
foot
DIMMER
SWITCH
for continuity
from
contact
B to contact
C in both switch
positions,
Technician
(Operators
Station)
Connect
red probe of meter to contact
C(CKT
514-5
15)
of foot DIMMER
SWITCH.
*
Connect
black probe of metertocontactB(CKT514)
of
foot DIMMER
SWITCH.
Check
if meter
indicates
continuity.
Press
and release
foot DIMMER
SWITCH,
Check
if meter
indicates
continuity.
Does meter indicate
continuity
in one switch position
only?
k%?)
CONTACT
B
(CKT 514)
CONTACT
C
km
(CKT 51 4-515)
)
Replace
foot DIMMER
SWITCH
(page
10-169).
TA107348
4-659