Chrysler New Yorker. Manual — part 488

TEST 3A

REPAIRING INCORRECT AMBIENT TEMPERATURE READING

Perform TEST 1A Before Proceeding

TYPICAL

FIG. 1

FIG. 2

FIG. 3

O

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E

A
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550

TEST 3A

REPAIRING INCORRECT AMBIENT TEMPERATURE READING

Perform TEST 1A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

NOTE: FOR LOCATION

NOTE: AFTER ANY

OVER 3 MILES,

OF ALL COMPONENTS.

REPAIR FOR AN

ABOVE 25 MPH

START TEST 3A.

AMBIENT TEMP STEADY, IN

ORDER

PROBLEM, THE VEHICLE

TO UPDATE THE OTIS

SEE GENERAL INFO 4.0

MUST BE DRIVEN...

DISPLAY.

REMOVE AND

DISCONNECT THE

AMBIENT

TEMPERATURE

SENSOR.**

USING AN OHMMETER,

REPLACE THE

MEASURE THE

COMPARE READING

DOES THE READING

NO

AMBIENT

RESISTANCE OF THE

WITH THE CHART IN

COMPARE WITH THE

TEMPERATURE

AMBIENT TEMPERATURE

FIGURE

2. CHART? SENSOR.*

SENSOR. FIG. 1

YES

KEY OFF, CLOSE ALL

USING AN OHMMETER,

DOORS, INSURE ALL

MEASURE BETWEEN

IS THE RESISTANCE

YES

PERFORM TEST

LIGHTS ARE OFF,

GROUND AND THE

BELOW 30.0 OHMS?

3B.

WAIT 1 MINUTE.

SENSOR GROUND

CIRCUIT. FIG. 3

NO

CONNECT A JUMPER

WIRE BETWEEN GROUND

CONTINUE TEST

AND THE SENSOR

3A ON THE NEXT

GROUND CIRCUIT.

PAGE.

FIG. 3

O

V
E

R
H

E

A
D

T

R
A

V
E

L

I

N

F

O

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M

A

T

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O

N

S
Y
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551

TEST 3A

CONTINUED - REPAIRING INCORRECT AMBIENT TEMPERATURE READING

FIG. 1

O

V
E

R
H

E

A
D

T

R
A

V
E

L

I

N

F

O

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M

A

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N

S
Y
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T

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552

TEST 3A

CONTINUED - REPAIRING INCORRECT AMBIENT TEMPERATURE READING

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST 3A

DISCONNECT AND

CONTINUED FROM INSPECT THE BODY

THE PREVIOUS CONTROL MODULE

C3

PAGE.

HARNESS

CONNECTOR.**

USING AN OHMMETER,

REPAIR OPEN OR

MEASURE BETWEEN

IS THE RESISTANCE

NO

HIGH RESISTANCE IN

GROUND AND THE

BELOW 5.0 OHMS?

THE SENSOR GROUND

SENSOR GROUND

CIRCUIT.*

CIRCUIT. FIG. 1

YES

REPLACE THE BODY
CONTROL MODULE.*

O

V
E

R
H

E

A
D

T

R
A

V
E

L

I

N

F

O

R

M

A

T

I

O

N

S
Y
S

T

E

M

553