Slow Motor Operation, Solenoid Clicks Or Chatters - Jeep J-10 Series 1982 Technical & Service Manual

1F-10 STARTING SYSTEMS
Starter Motor General Diagnosis (Continued)
SLOW MOTOR OPERATION, SOLENOID CUCKS OR CHATTERS
TEST BATTERY STATE-OF-CHARGE
PERFORM VISUAL INSPECTION OF BATTERY CABLES AND CONNECTIONS
IF BATTERY NEEDS CHARGING, MAKE ALTERNATOR AND BATTERY DRAIN TEST.
CHARGE BATTERY AND RECHECK MOTOR OPERATION. IF TROUBLE HAS NOT BEEN
FOUND, PROCEED.
REMOVE 12-VOLT CONNECTOR FROM HEI DISTRIBUTOR. MAKE ALL
VOLTMETER TESTS WITH KEY IN START POSITION.
MEASURE VOLTAGE ACROSS BATTERY TERMINAL POSTS
9.6 VOLTS OR MORE LESS THAN 9.6 VOLTS
MEASURE VOLTAGE FROM BATTERY NEGATIVE
TERMINAL TO ENGINE BLOCK. (POS. PROBE ON
BLOCK)
CHARGE AND CONNECT
TEST BATTERY.
MEASURE VOLTAGE
0.5 VOLT OR MORE
REPAIR GROUND
CABLE AND
CONNECTIONS
9 VOLTS OR MORE
REPAIR STARTER
MOTOR
LESS THAN 0.5 VOLT
MEASURE VOLTAGE
AT SOLENOID BAT.
TERMINAL, CLEAN
AND TIGHTEN ALL
CONNECTIONS AT
STARTER MOTOR.
LESS THAN 9 VOLTS
LESS THAN
9.6 VOLTS
REPAIR
STARTER
MOTOR
CLEAN AND TIGHTEN POSITIVE CONNECTIONS
IF OK, REPLACE CABLE
NOTE: THIS DIAGNOSIS IS DESIGNED FOR USE ON
ENGINES AND BATTERIES AT ROOM OR
NORMAL OPERATING TEMPERATURES. IT IS
ALSO NECESSARY THAT THERE BE NO ENGINE
DEFECTS THAT WOULD CAUSE STARTER
MOTOR PROBLEMS. TO USE IT UNDER OTHER
CONDITIONS CAN RESULT IM AN INCORRECT
DIAGNOSIS.
9.6 VOLTS
OR MORE
REPLACE
ORIGINAL
BATTERY
905648