Chrysler New Yorker. Manual — part 582

TEST TC-37A

CONTINUED - REPAIRING - MAP SENSOR VOLTAGE TOO HIGH

2.7L

FIG. 1

3.5L

FIG. 2

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B

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E

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D

E

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164

TEST TC-37A

CONTINUED - REPAIRING - MAP SENSOR VOLTAGE TOO HIGH

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST TC-37A

DISCONNECT THE MAP

NOTE: MAP SENSOR

CONTINUED FROM SENSOR

ELECTRICAL

VOLTAGE ONLY

THE PREVIOUS

TURN IGNITION OFF.

CONNECTOR.**

UPDATES WHEN KEY

PAGE.

IS CYCLED OFF AND

SEE GENERAL INFO 4.4

ON.

KEY ON, USING A

AT MAP SENSOR

REPAIR THE MAP

VOLTMETER MEASURE

CONNECTOR.

IS VOLTAGE ABOVE

YES

SENSOR SIGNAL

THE VOLTAGE OF THE

5.0 VOLTS?

CIRCUIT SHORTED TO

MAP SENSOR SIGNAL

VOLTAGE.*

CIRCUIT...

FIG. 1 OR 2

NO

KEY OFF, CONNECT A

JUMPER WIRE BETWEEN

KEY ON. WITH THE

IS THE VOLTAGE

YES

REPLACE THE MAP

THE SENSOR SIGNAL

DRB, READ THE MAP

BELOW 1.0 VOLT?

SENSOR.*

AND SENSOR GND CKTS.

SENSOR VOLTAGE.

FIG. 1 OR 2

NO

KEY OFF, MOVE THE

JUMPER WIRE FROM

KEY ON, READ THE

IS THE MAP SENSOR

YES

REPAIR THE OPEN

SENSOR GROUND CKT

MAP SENSOR

VOLTAGE BELOW 1.0

MAP SENSOR GROUND

TO ENGINE GROUND.

VOLTAGE.

VOLT?

CIRCUIT.*

FIG. 1 OR 2

NO

CONTINUE TEST

TC-37A ON THE

NEXT PAGE.

T

R

O

U
B

L

E

C

O

D

E

T

E
S

T

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165

TEST TC-37A

CONTINUED - REPAIRING - MAP SENSOR VOLTAGE TOO 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

166

TEST TC-37A

CONTINUED - REPAIRING - MAP SENSOR VOLTAGE TOO HIGH

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST TC-37A

KEY OFF, DISCONNECT

CONTINUED FROM THE POWERTRAIN

THE PREVIOUS CONTROL MODULE

PAGE.

HARNESS CONNECTOR.**
SEE GENERAL INFO 4.4

MEASURE THE MAP

USE AN OHMMETER IN

SENSOR SIGNAL

IS THE RESISTANCE

YES

REPLACE THE

THE FOLLOWING

CIRCUIT FOR

BELOW 5.0 OHMS?

POWERTRAIN CONTROL

STEP.

RESISTANCE.

MODULE.*

FIG. 1 OR 2

NO

REPAIR THE OPEN

MAP SENSOR SIGNAL

CIRCUIT.*

T

R

O

U
B

L

E

C

O

D

E

T

E
S

T

S

167