Jeep J-10 Series 1982 Technical & Service Manual page 286

1G-22 IGNITION SYSTEMS
STEP
6
©
CONNECT OHMMETER
TO B2 AND B3
TERMINALS OF
DISTRIBUTOR
CONNECTOR
CONNECT
OHMMETER
BETWEEN TERMINAL
D1 AND
BATTERY
NEGATIVE
TERMINAL
CONNECT DC
VOLTMETER
D2AND D3
SEQUENCE
CRANK
ENGINE
OHMMETER REPAIR OR REPLACE HARNESS
INDICATES BETWEEN 3-WIRE AND 4-WIRE
400 - 800 OHMS CONNECTOR
OHMMETER DOES
NOT INDICATE
400 - 800 OHMS
-)
OHMMETER
INDICATES
ZERO (NOT
ABOVE 0.002
OHM)
OHMMETER
INDICATES
ABOVE
0.002 OHM
VOLTMETER
FLUCTUATES,
INDICATING
PROPER
PICKUP COIL
AND TRIGGER WHEEL
OPERATION
VOLTMETER
DOES NOT
FLUCTUATE
REPLACE
PICKUP COIL
LOCATE AND
REPAIR
SOURCE OF
BAD GROUND
GROUND
CABLE
RESISTANCE
DISTRIBUTOR-
TO-BLOCK
RESISTANCE
GROUND SCREW
IN DISTRIBUTOR
TO D1 TERMINAL
LOCATE AND
REPAIR FAULT
• DEFECTIVE
TRIGGER WHEEL __
• DISTRIBUTOR
NOT TURNING
'MISSING TRIGGER
WHEEL PIN
Chart i
RESULT
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