Chrysler New Yorker. Manual — part 638

TEST TC-153A

CONTINUED - REPAIRING - AMBIENT/BATTERY TEMP SENSOR VOLTAGE TOO LOW

Perform TEST DTC Before Proceeding

FIG. 1

T

R

O

U
B

L

E

C

O

D

E

T

E
S

T

S

388

TEST TC-153A

CONTINUED - REPAIRING - AMBIENT/BATTERY TEMP SENSOR VOLTAGE TOO LOW

Perform TEST DTC Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST TC-153A

DISCONNECT AND

CONTINUED FROM INSPECT THE BODY

THE PREVIOUS CONTROL MODULE,

PAGE.

(C-3) HARNESS

CONNECTOR.** FIG. 1

USING AN OHMMETER,
MEASURE THE SENSOR

IS

THE RESISTANCE NO REPAIR

THE OPEN

GROUND CIRCUIT; TO

BELOW 5.0 OHMS?

SENSOR GROUND

GROUND.

CIRCUIT.*

FIG. 1

YES

REPLACE THE BODY
CONTROL MODULE.*

T

R

O

U
B

L

E

C

O

D

E

T

E
S

T

S

389

TEST TC-153B

REPAIRING - AMBIENT/BATTERY TEMP SENSOR VOLTAGE TOO LOW

Perform TEST TC-153A Before Proceeding

FIG. 1

FIG. 2

T

R

O

U
B

L

E

C

O

D

E

T

E
S

T

S

390

TEST TC-153B

REPAIRING - AMBIENT/BATTERY TEMP SENSOR VOLTAGE TOO LOW

Perform TEST TC-153A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

DISCONNECT THE BODY

START TEST CONTROL MODULE

(C-3)

TC-153B. HARNESS CONNECTOR.**

SEE GENERAL INFO 4.1

AMBIENT TEMPERATURE

REPAIR THE SENSOR

USING AN OHMMETER,

SENSOR GROUND C

IS THE RESISTANCE

YES

GROUND CIRCUIT FOR

MEASURE THE... . (CAV 10)

BELOW 500K

A PARTIAL SHORT TO

(500,000) OHMS?

GROUND.*

NO

AMBIENT TEMPERATURE

REPAIR THE AMBIENT

USING AN OHMMETER

SENSOR SIGNAL CKT,

IS THE RESISTANCE

YES

TEMPERATURE SENSOR

MEASURE THE...

TO GROUND. (CAV 5) BELOW 50K (50,000) SIGNAL

CKT FOR A

OHMS?

PARTIAL SHORT TO

FIG. 1

GROUND.*

NO

MEASURE THE AMBIENT

REPAIR THE AMBIENT

USING AN OHMMETER

TEMPERATURE SENSOR

IS THE RESISTANCE

YES

TEMP SENSOR SIGNAL

IN

THE FOLLOWING

SIGNAL, AND GROUND BELOW 50K (50,000) CKT FOR A SHORT TO

STEPS...

CIRCUITS (CAV 10)TO

OHMS?

THE SENSOR GROUND

(CAV 5) FIG. 1

CIRCUIT.*

NO

MEASURE THE TEMP

SENSOR SIGNAL

IS THE RESISTANCE

NO

REPAIR THE OPEN

CIRCUIT FROM BCM TO

BELOW 5.0 OHMS?

TEMP SENSOR SIGNAL

TEMP SENSOR CONN.

CIRCUIT.*

FIG. 1 AND 2

YES

REPLACE THE BODY
CONTROL MODULE.*

KT,

TO GROUND

FIG. 1

T

R

O

U
B

L

E

C

O

D

E

T

E
S

T

S

391