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CHASSIS ELECTRICAL
8-66
Circuit shorted to ground.
Defective light switch.
(possible open fusible link).
If, after a few minutes operation, headlights
flicker on and off and/or a thumping noise can
be heard from the light switch (circuit breaker
opening and closing), repair short to
ground in circuit between light switch
and headlights. After repairing short, check
for headlight flickering after one minute
operation. If flickering occurs, the
circuit breaker has been damaged and light
switch must be replaced.
Check voltage at light switch red and blue
wire terminals with test bulb. If
bulb lights at red wire terminal but not at light
blue, replace light switch.
High or Low Beam Will Not Light or Intermittent
CAUSE
CORRECTION
Open connection or defective dimmer switch.
Check voltage at dimmer switch headlight
terminals with test light. If bulb lights at
headlight terminals, repair open wiring
between dimmer switch and headlights. If bulb
will not light at one of the dimmer switch
headlight terminals, replace dimmer switch.
Circuit short
Follow diagnosis shown above under "All
Headlights Inoperative or Intermittent".
CORNERING LAMPS
One Lamp lnoperative
CAUSE
CORRECTION
Loose Connection.
Secure connector near lamp.
Bulb out.
Replace burned out bulb.
Open ground connection.
If bulb is known good and test bulb
lights at connector near lamp, repair open ground
Open wiring.
connection.
If test bulb lights on both sides of steering
column connector, repair open wiring between
connector and lamps. If not, check for open
connection in connector.
Defective directional signal switch.
If test bulb lights at brown wire terminals
of steering column connector but not at gray
(left turn) or blacwwhite (right turn) terminal,
replace directional signal switch.
Both Lamps Inoperative
-
-
- - -
- -
-
- -
-
CAUSE
CORRECTION
Taillamp fuse blown.
If taillamps do not light, replace taillamp fuse.
if blown. If new fuse blows, repair short
to ground between fuse and lamps.
Loose connection.
Secure connectors at light switch and steering
column.
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