Chrysler New Yorker. Manual — part 606
TEST TC-76A
REPAIRING - IGNITION COIL #4 PRIMARY CIRCUIT
FIG. 1
FIG. 2
FIG. 3
FIG. 4
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TEST TC-76A
REPAIRING - IGNITION COIL #4 PRIMARY CIRCUIT
*Perform Verification TEST VER-2A.
**Check connectors - Clean / repair as necessary.
KEY OFF.
START TEST DISCONNECT
THE
TC-76A.
IGNITION COIL
HARNESS CONNECTOR.**
SEE GENERAL INFO 4.0
USING AN OHMMETER,
MEASURE THE
IS THE RESISTANCE
NO
REPLACE THE
RESISTANCE OF THE
BETWEEN 0.3 AND
IGNITION COIL #4.*
IGNITION COIL #4.
0.7 OHMS?
FIG. 1
YES
USING A 12 VOLT TEST
USING THE DRB, LIGHT CONNECTED TO DOES
THE TEST
ACTUATE THE ASD
GROUND, PROBE THE
LIGHT ILLUMINATE?
RELAY. FUSED ASD REALY
CIRCUIT. FIG. 2
YES
USING A VOLTMETER, REPAIR
THE SHORT
NOTE: DRB STILL
MEASURE THE IGNITION
IS THE VOLTAGE
YES
TO VOLTAGE IN THE
ACTUATING THE ASD
COIL DRIVER #4.
ABOVE 1.0 VOLT?
IGNITION COIL
RELAY.
DRIVE #4 CIRCUIT.*
FIG. 2
NO
KEY OFF. DISCONNECT
USING AN OHMMETER,
THE POWERTRAIN
MEASURE RESISTANCE
IS THE RESISTANCE
NO
REPAIR THE OPEN IN
HARNESS CONNECTOR.**
OF IGN COIL DRIVER
BELOW 5.0 OHMS?
THE IGNITION COIL
CKT BETWEEN IGN COIL DRIVER.*
SEE GENERAL INFO 4.1
AND PCM CONNS. FIG.3
YES
USING AN OHMMETER,
REPAIR THE SHORT
MEASURE THE IGNITION
IS THE RESISTANCE
YES
TO GROUND IN THE
COIL DRIVER CKT TO
BELOW 5.0 OHMS?
IGNITION COIL
GROUND.
DRIVER CIRCUIT.*
FIG. 4
NO
CONTINUE TEST
TC-76A ON THE
NEXT PAGE.
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TEST TC-76A
CONTINUED - REPAIRING - IGNITION COIL #4 PRIMARY CIRCUIT
FIG. 1
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TEST TC-76A
CONTINUED - REPAIRING - IGNITION COIL #4 PRIMARY CIRCUIT
*Perform Verification TEST VER-2A.
**Check connectors - Clean / repair as necessary.
TEST TC-76A
REMOVE IGNITION COIL
CONTINUED FROM #4
AND SUBSTITUDE
THE PREVIOUS WITH
A KNOWN GOOD
PAGE.
IGNITION COIL
FIG. 1
DID THE IGNITION
USING A DRB, CHECK
COIL #4 PRIMARY
NO
REPLACE THE
FOR TROUBLE CODES.
CIRCUIT TROUBLE
IGNITION COIL #4.*
CODE RESET.
YES
REPLACE THE
POWERTRAIN CONTROL
MODULE.*
USING THE DRB,
CLEAR THE TROUBLE
CODE.
TEST DRIVE
VEHICLE.
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