Chrysler New Yorker. Manual — part 473

TEST 26A

REPAIRING

(

LEFT THERMISTOR OUT OF RANGE LOW

(

TROUBLE CODE

Perform TEST 1A Before Proceeding

FIG. 1

FIG. 2

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Y

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490

TEST 26A

REPAIRING

(

LEFT THERMISTOR OUT OF RANGE LOW

(

TROUBLE CODE

Perform TEST 1A Before Proceeding

*Perform Verification TEST VER-4A.

**Check connectors - Clean / repair as necessary.

NOTE: FOR LOCATION
OF ALL COMPONENTS

START TEST 26A.

SEE GENERAL INFO 4.0

DISCONNECT THE

USING AN OHMMETER,

MHSMM "C1" HARNESS

MEASURE THE...

CONNECTOR.**

LEFT SEAT

TEMPERTURE SENSOR

IS THE RESISTANCE

NO

REPLACE THE MEMORY

INPUT CKT (CAV 4)

BELOW 100.0 OHMS?

HEATED SEAT/MIRROR

TO GROUND.

MODULE.*

FIG. 1

YES

DISCONNECT THE

LEFT SEAT CUSHION

USING AN OHMMETER,

HEATER 4-WAY

MEASURE THE...

HARNESS

CONNECTOR.**

LEFT SEAT

TEMPERTURE SENSOR

IS THE RESISTANCE

NO

REPLACE THE LEFT

INPUT CKT (CAV C)

BELOW 1000.0 (1k)

SEAT CUSHION.*

TO GROUND.

OHMS?

FIG. 2

YES

REPAIR THE LEFT
SEAT TEMPERATURE

SENSOR INPUT

CIRCUIT FOR A

SHORT TO GROUND.*

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Y
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491

TEST 27A

REPAIRING

(

LEFT THERMISTOR OUT OF RANGE HIGH

(

TROUBLE CODE

Perform TEST 1A Before Proceeding

FIG. 1

M

E

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Y

S
Y
S

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492

TEST 27A

REPAIRING

(

LEFT THERMISTOR OUT OF RANGE HIGH

(

TROUBLE CODE

Perform TEST 1A Before Proceeding

*Perform Verification TEST VER-4A.

**Check connectors - Clean / repair as necessary.

NOTE: FOR LOCATION
OF ALL COMPONENTS

START TEST 27A.

SEE GENERAL INFO 4.0

DISCONNECT THE

TURN IGNITION ON

LEFT SEAT CUSHION

(ENGINE OFF).

HEATER 4-WAY

HARNESS

TURN THE LEFT SEAT

CONNECTOR.** HEATER

ON.

USING A VOLTMETER,
MEASURE LEFT SEAT

IS THE VOLTAGE

YES

CONTINUE TEST

TEMPERATURE 5 VOLT ABOVE 5.5 VOLTS?

27A ON

THE NEXT

SUPPLY CKT (CAV D).

PAGE.

FIG. 1

NO

USING A VOLTMETER,

REPAIR THE LEFT

MEASURE LEFT SEAT

IS THE VOLTAGE

YES

SEAT TEMPERATURE

TEMPERATURE SENSOR ABOVE 0.5 VOLTS?

SENSOR

INPUT CKT

INPUT CKT (CAV C).

FOR A SHORT TO

FIG. 1

VOLTAGE.*

NO

REPLACE THE LEFT

SEAT CUSHION.*

M

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O

R

Y

S
Y
S

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493