Chrysler New Yorker. Manual — part 387

TEST 8A

CONTINUED - REPAIRING ATC ASPIRATOR OR

(

IN-CAR TEMPERATURE SENSOR

FAILURE

(

TROUBLE CODE

FIG. 1

FIG. 2

FIG. 3

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TEST 8A

CONTINUED - REPAIRING ATC ASPIRATOR OR

(

IN-CAR TEMPERATURE SENSOR

FAILURE

(

TROUBLE CODE

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST 8A KEY OFF.

CONTINUED FROM DISCONNECT

THE BODY

THE PREVIOUS CONTROL MODULE

C2

PAGE.

HARNESS CONNECTOR.**
SEE GENERAL INFO 4.0

USING AN OHMMETER,

REPAIR THE IN-CAR

MEASURE BETWEEN

IS THE RESISTANCE

YES

TEMPERATURE SENSOR

GROUND AND THE

BELOW 5.0 OHMS?

SIGNAL CIRCUIT FOR

IN-CAR TEMP SENSOR

A SHORT TO

SIGNAL CKT. FIG. 1

GROUND.*

NO

USING AN OHMMETER,

AND THE IN-CAR

REPAIR THE IN-CAR

MEASURE BETWEEN

TEMP SENSOR SIGNAL

IS THE RESISTANCE

YES

TEMP SENSOR SIGNAL

THE SENSOR

GROUND CIRCUIT. BELOW 5.0 OHMS?

CIRCUIT FOR A SHORT

CIRCUIT...

TO THE SENSOR GROUND

FIG. 2

CIRCUIT.*

NO

USING A VOLTMETER,

BACKPROBE THE

RECONNECT THE BCM

IN-CAR TEMP SENSOR

C2 HARNESS

SIGNAL CIRCUIT.

CONNECTOR.

FIG. 3

TURN IGNITION ON

OBSERVE THE

IS THE VOLTAGE

YES

REPAIR THE OPEN

(ENGINE OFF).

VOLTMETER.

ABOVE 4.0 VOLTS?

IN-CAR TEMP SENSOR

SIGNAL CIRCUIT.*

NO

REPLACE THE BODY
CONTROL MODULE.*

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TEST 8B

REPAIRING ATC ASPIRATOR OR

(

IN-CAR TEMPERATURE SENSOR FAILURE

(

TROUBLE CODE

Perform TEST 8A Before Proceeding

FIG. 1

FIG. 2

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TEST 8B

REPAIRING ATC ASPIRATOR OR

(

IN-CAR TEMPERATURE SENSOR FAILURE

(

TROUBLE CODE

Perform TEST 8A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

NOTE: MAKE SURE

THE COURTESY LAMP

START TEST 8B.

SWITCH IS TURNED

OFF.

KEY OFF. CLOSE ALL

USING AN OHMMETER,

DOORS AND WAIT ONE

MEASURE BETWEEN

IS THE RESISTANCE

YES

CONTINUE TEST

MINUTE. MAKE SURE

GROUND THE SENSOR

BELOW 10.0 OHMS?

8B ON THE NEXT

THE COURTESY LAMPS

GROUND CIRCUIT.

PAGE.

ARE OFF. FIG.

1

NO

DISCONNECT THE BODY

USING AN OHMMETER,

CONTROL MODULE C1

BACKPROBE THE

HARNESS CONNECTOR.**

SENSOR GROUND CKT

AT BCM C1 CONN.

SEE GENERAL INFO 4.0

FIG. 2

RECONNECT THE BCM C1

HARNESS CONNECTOR.

CONNECT THE OTHER

IS THE RESISTANCE

YES

REPAIR THE OPEN

OHMMETER LEAD TO

BELOW 10.0 OHMS?

SENSOR GROUND

GROUND.

CIRCUIT.*

FIG. 2

NO

REPLACE THE BODY
CONTROL MODULE.*

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