TM9-2320-363-20-1
Table 3-1.
Troubleshooting (Cont)
Malfunction
Test or inspection
Corrective Action
3.
RIGHT
Step 8.
ELECTRICAL SYSTEM (CONT)
Headlight Circuits (Cont)
Check
for continuity between
connector 87 from left headlight
power relay
and connector 30 from left low/high beam relay.
.
if continuity is present,
replace left headlight
power
relay
(pages
4-197,
4-198).
If no continuity is indicated,
repair
lead 20L (page 3-2).
HEADLIGHT FAILS TO OPERATE WHEN SWITCH IS TURNED ON.
Step 1.
Step 2.
Step 3.
Step 4.
Step 5.
Step 6.
Step 7.
inspect
headlight
bulb.
.
Replace
if broken or defective
(page 4-206).
Check
right headlight
15A fuse.
.
if defective,
replace
15A fuse (page 4-204).
Disconnect
lead 14 from right headlight 15A fuse. Check
for +12
VDC
at
lead
14.
.
if +12
VDC
is present,
go
to step 4. if no voltage is present,
,
repair lead 14 (page 3-2).
Disconnect
ground lead from right headlight. Check for +12
VDC
at ground
lead to right headiight.
.
if +12
VDC
is present, repair ground lead (page
3-2).
if no
voltage
is present, go to step 5.
Disconnect
right headlight
power relay from connector.
between
connector
86 and ground.
.
if continuity is indicated, go to step 6. If
indicated,
repair ground lead (page 3-2).
Disconnect
right headlight
power relay from connector.
at connector
30.
Check
for continuity
no continuity is
Check
for +12 VDC
.
if +12
VDC
is present, go to step 7. if no voltage
is present,
repair lead 20A (page 3-2).
Disconnect
left headlight
power relay from connector. Check
for continuity
between
connector
85 from right headlight power relay and connector
85
from left headlight
power relay.
.
if continuity is present, go to step 8. if no continuity
is
indicated,
repair lead 420M
between
left headlight
power relay
and right headlight power relay (page 3-2).
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