TM 9-2350-230-12
TABLE 8-16. VEHICLE DRIVING LIGHT CIRCUITS (FIG. 8-13) - CONTINUED
CIRCUIT
TEST POINTS
COMPONENT
NUMBER
FROM
TO
(ohms)
CIRCUIT
REMARKS
CAUTION:
Disconnect battery positive and negative cables before making resistance or
continuity tests.
LR headlights
427-428
P3-C
P8-C
0
From switch panel,
Infinity indicates open
lead
through harness, to
circuit or defective
dimmer switch
lead.
Service head-
424
P2-M
P8-G
0
From switch panel,
Infinity indicates open
lights lead
through harness, to
circuit or defective
dimmer switch
lead.
B.O. marker
43
P2-E
P6 (43
0
From main light
Infinity indicates open
light lead to left
or
switch, through
circuit or defective
taillight
24)
harness, to taillight
lead.
marker light socket
B. 0O. marker
43
P2-E
P7 (43
0
From main light
Infinity indicates open
light lead to
or
switch, through
circuit or defective
right taillight
24)
harness, to taillight
lead.
marker light socket
B. 0O. marker
48
P2-E
P4-F
0
From main light
Infinity indicates open
light lead to
switch, through
circuit or defective
left headlight
harness, to headlight
lead.
base connection
B.O. marker
48
P2-E
P5-F
0
From main light
Infinity indicates open
light lead to
switch, through har-
circuit or defective
right headlight
ness, to headlight
lead.
base connection
Left (service)
42
P2-H
P6 (42
0
From main light
Infinity indicates open
taillight lead for
or
switch, through har-
circuit or defective
service taillight
21)
ness, to service tail-
lead.
light socket
Left (service)
44
P2-C
P6 (44
0
From main light
Infinity indicates open
taillight lead for
or
switch, through
circuit or defective
service stoplight
22)
harness, to service
lead.
stoplight socket
Right (B.O.)tail-
45
P2-N
P7 (45
r
From main light
Infinity indicates open
light lead for
or
switch, through
circuit or defective
B. 0. stoplight
23)
harness, to B.O
lead.
taillight socket
High beam indi-
429
P8-H
170-210
From dimmer
Infinity indicates open
cator light and
switch through
circuit, defective leads
leads from dim-
harness, indicator
or burned out bulb.
mer switch
light, and indicator
Zero OHMS indicates
Service headlight
426
P8-E
P4-A
0
From
dimmer
Infinity indicates open
switch,
leads from
P5-A
through harness, to
circuit or defective
dimmer switch
for lo beam
Service headlight
425
P8-F
P4-B
0
From
dimmer
Infinity indicates open
switch,
leads from
P5-B
through harness, to
circuit or defective
dimmer switch
headlight base
leads.
for hi beam
8-73