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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147

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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148

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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