Chrysler New Yorker. Manual — part 595

TEST TC-58A

CONTINUED - REPAIRING - INTAKE AIR TEMP SENSOR VOLTAGE HIGH

2.7L

FIG. 1

3.5L

FIG. 2

T

R

O

U
B

L

E

C

O

D

E

T

E
S

T

S

216

TEST TC-58A

CONTINUED - REPAIRING - INTAKE AIR TEMP SENSOR VOLTAGE HIGH

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST TC-58A

DISCONNECT THE IAT

CONTINUED FROM SENSOR

HARNESS

THE PREVIOUS CONNECTOR.**

PAGE.

SEE GENERAL INFO

4.4

KEY ON. WITH A

SIGNAL CIRCUIT AT

REPAIR INTAKE AIR

VOLTMETER, MEASURE

THE CONNECTOR.

IS THE VOLTAGE

YES

TEMP SENSOR SIGNAL

THE VOLTAGE OF THE

ABOVE 6.0 VOLTS?

SHORTED TO

INTAKE AIR TEMP

VOLTAGE.*

SENSOR...

FIG. 1 OR 2

NO

CONNECT A JUMPER

WITH THE DRB, READ

WIRE ACROSS THE IAT

THE INTAKE AIR

IS THE VOLTAGE

YES

REPLACE THE INTAKE

SIGNAL

AND SENSOR TEMPERATURE SENSOR BELOW 1.0 VOLT?

AIR TEMPERATURE

GROUND CIRCUITS.

VOLTAGE.

SENSOR.*

FIG. 1 OR 2

NO

MOVE THE JUMPER

WIRE FROM THE

READ THE INTAKE

IS THE VOLTAGE

YES

REPAIR THE OPEN

SENSOR GROUND TO

AIR TEMPERATURE

BELOW 1.0 VOLT?

SENSOR GROUND

AN ENGINE GROUND.

SENSOR VOLTAGE.

CIRCUIT.*

FIG. 1 OR 2

NO

CONTINUE TEST

TC-58A ON THE

NEXT PAGE.

T

R

O

U
B

L

E

C

O

D

E

T

E
S

T

S

217

TEST TC-58A

CONTINUED - REPAIRING - INTAKE AIR TEMP SENSOR VOLTAGE HIGH

2.7L

FIG. 1

3.5L

FIG. 2

T

R

O

U
B

L

E

C

O

D

E

T

E
S

T

S

218

TEST TC-58A

CONTINUED - REPAIRING - INTAKE AIR TEMP SENSOR VOLTAGE HIGH

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST TC-58A

KEY OFF. DISCONNECT

CONTINUED FROM THE POWERTRAIN

THE PREVIOUS CONTROL MODULE

PAGE.

HARNESS CONNECTOR.**
SEE GENERAL INFO 4.1

USE AN OHMMETER IN

FROM THE PCM TO

THE FOLLOWING STEP.

THE INTAKE IS

THE RESISTANCE

YES

REPLACE THE

MEASURE THE

TEMPERATURE SENSOR BELOW 5.O OHMS?

POWERTRAIN

CONTROL

RESISTANCE OF IAT

CONNECTOR.

MODULE.*

SENSOR SIGNAL CKT...

FIG. 1 OR 2

NO

REPAIR THE OPEN

INTAKE AIR

TEMPERATURE SENSOR

SIGNAL CIRCUIT.*

T

R

O

U
B

L

E

C

O

D

E

T

E
S

T

S

219