Chrysler New Yorker. Manual - part 662

TEST NTC-9A

CONTINUED - CHECKING THE AUTO SHUTDOWN RELAY

FIG. 1

FIG. 2

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484

TEST NTC-9A

CONTINUED - CHECKING THE AUTO SHUTDOWN RELAY

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST NTC-9A 

TURN IGNITION OFF. 

CONTINUED FROM DISCONNECT 

THE

THE PREVIOUS AUTO 

SHUTDOWN 

PAGE.

RELAY.** 

FIG. 1

USING A VOLTMETER, 

REPAIR THE OPEN OR 

MEASURE BOTH FUSED

IS THE VOLTAGE

NO 

HIGH RESISTANCE IN 

B(+) CIRCUITS.

ABOVE 11.0 VOLTS? 

THE FUSED B(+) 

CIRCUIT.*

FIG. 1

YES

MEASURE ACROSS 

USE AN OHMMETER IN 

TERMINALS 85 & 86 

IS 

THE RESISTANCE NO REPLACE THE AUTO 

THE FOLLOWING

OF THE ASD RELAY

BETWEEN 60 TO 80 

SHUTDOWN RELAY.*

STEP.

FOR RESISTANCE.

OHMS?

FIG. 2

YES

DISCONNECT THE

USING AN OHMMETER,

REPAIR THE AUTO 

POWERTRAIN CONTROL

MEASURE THE ASD

IS THE RESISTANCE 

YES

SHUTDOWN RELAY

MODULE HARNESS

RELAY CONTROL CKT

BELOW 5.0 OHMS?

CONTROL CIRCUIT

CONNECTOR.** TO 

GROUND.

FOR A SHORT TO 

SEE GENERAL INFO 4.1

FIG. 1

GROUND.* 

NO 

USE AN OHMMETER IN 

CONTINUE TEST 

THE FOLLOWING

NTC-9A ON THE

STEP.

NEXT PAGE.

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485

TEST NTC-9A

CONTINUED - CHECKING THE AUTO SHUTDOWN RELAY

FIG. 1

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486

TEST NTC-9A

CONTINUED - CHECKING THE AUTO SHUTDOWN RELAY

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST TC-9A

MEASURE THE

REPAIR THE OPEN 

CONTINUED FROM 

RESISTANCE OF THE

IS THE RESISTANCE 

NO 

AUTO SHUTDOWN 

THE PREVIOUS ASD RELAY CONTROL

BELOW 5.0 OHMS?

RELAY CONTROL

PAGE.

CKT FROM THE PCM TO 

CIRCUIT.*

ASD RELAY. FIG. 1

YES

MEASURE THE

REPAIR THE OPEN 

RESISTANCE OF THE

IS THE RESISTANCE 

NO 

AUTO SHUTDOWN 

ASD RELAY OUTPUT BELOW 5.0 OHMS?

RELAY OUTPUT 

CKT FROM PCM TO 

CIRCUIT.*

ASD RELAY. FIG. 1

YES

MEASURE THE ASD

REPAIR THE SHORT

RELAY OUTPUT CKT

IS THE RESISTANCE 

YES

TO GROUND IN THE

AT THE PCM TO 

BELOW 5.0 OHMS?

AUTO SHUTDOWN 

GROUND.

RELAY OUTPUT 

FIG. 1

CIRCUIT.*

NO 

REPLACE THE

POWERTRAIN CONTROL

MODULE.* 

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487