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GENERAL ELECTRICAL SYSTEM DIAGNOSIS
On models without the diagnostic connector, the
diagnosis in Figures 6D-4 and 6D-5 can be used to find
electrical system faults. As with the Diagnostic Connector,
once a fault has been traced to a particular component, refer
to that component's section of the service manual.
NO CRANKING, NO SOUND FROM SOLENOID
I
TURN HEADLIGHTS AND DOME LlTE ON
TURN KEY TO START
I
LIGHTS DIM OR GO OUT
1
I
CHECK BATTERY STATE-OFCHARGE
1
I
1
I
LESS THAN
1.200
I
OVER
l 2 W
CHARGE BATTERY,
CHECK CRANKING
CHECK FOR DRAIN.
VOLTAGE AT
BATTERY POSTS.
GENERATOR.
I
LESS THAN S.6 VOLTS.
S.8 VOLTS OR MORE.
I
I
TEST BATTERY;
CHECK VOLTAGE FROM
I F OK. REPAIR
ENGINE BLOCK TO BATT.
NEG. POST. KEY I N START
POSITION, (POS. LEAD ON
L
BLOCK).
I
LIGHTS STAY BRIGHT
I
r
TURN ON RADIO. HE TER AND TURN SIGNALS
I
NEU. ST. SW.
NEU. ST. SW.
LESS THAN .5 VOLT
GROUND CABLE CONN.
CHECK CRANKING
AND/OR REPLACE
VOLTAGE AT STARTER
CHECK BULKHEAD
I
CONNECTOR. FUSEABLE
I
I
CHECK v0LC.E
AT
EACH
I
LINK AND
IGNITION
CHECK CONNECTIONS
AND VOLTAGE AT
SOLENOID "S"TERM.
NEUTRAL
START
SWITCH
TERMINAL (AUTO TRANS. I N
PARK, MAN. TRANS. CLUTCH
DEPRESSED. KEY I N START).
LESS THAN 7 VOLTS
I
-
SWITCH CONNECTIONS.
L
CLEAN AND TIGHTEN
POS. BATTERY CABLE
TERMINALS AND/OR
REPLACE CABLE.
I
1
CHECK FUSEABLE LINK
ANDBULKHEAD
CHECK NEUTRAL START
SWITCH ADJUSTMENT
AND CONNECTOR: I F
CHECK VOLTAGE AT
IGNITION SWITCH
SOLENOID TERM.
REPAIR PURPLE WIRE
REPLACE
FROM IGNITION SWITCH.
I I
8 N l T 1 0 N S W
I
Fig.
60-4
Electrical System Diagnosis
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