Chrysler New Yorker. Manual - part 402

TEST 20B

REPAIRING REAR WINDOW DEFOGGER

Perform TEST 20A Before Proceeding

FIG. 1

FIG. 2

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206

TEST 20B

REPAIRING REAR WINDOW DEFOGGER

Perform TEST 20A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

KEY OFF. REPAIR 

THE OPEN 

REMOVE AND INSPECT

NO 

FUSED B(+) CIRCUIT

START TEST 20B. 

THE PDC "EBL"

IS THE FUSE OPEN?

TO THE REAR 

FUSE.

DEFOGGER RELAY

FIG. 1

CONNECTOR.*

YES

USING AN OHMMETER,

REPAIR THE FUSED

MEASURE BETWEEN

IS THE RESISTANCE 

YES

B(+) CKT FOR A

GROUND AND BOTH 

BELOW 5.0 OHMS?

SHORT TO GROUND 

FUSED B(+) CIRCUITS.

AND REPLACE THE

FIG. 2

PDC EBL FUSE.* 

NO 

REPLACE THE PDC

REINSTALL THE REAR 

EBL FUSE.

WINDOW DEFOGGER 

RELAY. 

TURN IGNITION ON 

DID THE REAR 

REPAIR REAR DEFOGGER 

(ENGINE OFF).

DEFOGGER OPERATE

NO  RELAY OUTPUT CKT FOR

OK WITHOUT BLOWING

A SHORT TO GROUND,

TURN THE REAR 

THE FUSE?

AND REPLACE THE PDC

DEFOGGER ON.

EBL FUSE.* 

YES

REPAIR COMPLETE.* 

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207

TEST 21A

REPAIRING INCORRECT TEMPERATURE CONTROL IN SUN OR SHADE

Perform TEST 1A Before Proceeding

FIG. 1

FIG. 2

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208

TEST 21A

REPAIRING INCORRECT TEMPERATURE CONTROL IN SUN OR SHADE

Perform TEST 1A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

NOTE: FOR LOCATION 
OF ALL COMPONENTS.

START TEST 21A. 

SEE GENERAL INFO 4.0

USING THE DRB, 

DISCONNECT THE SUN

SELECT "BODY

IS THE VOLTAGE

YES

REPLACE THE BODY 

SENSOR HARNESS

COMPUTER" "SENSORS"

BELOW 4.8 VOLTS? 

CONTROL MODULE.* 

CONNECTOR.** AND READ 

THE "SUN 

SENSOR" VOLTAGE. 

NO 

KEY ON.

REPAIR THE SUN

USING A VOLTMETER, 

IS THE VOLTAGE

YES

SENSOR SIGNAL 

MEASURE THE SUN

ABOVE 5.2 VOLTS? CIRCUIT FOR A SHORT

SENSOR SIGNAL 

TO VOLTAGE. IF OK,

CIRCUIT. FIG. 1

REPLACE THE BCM. 

NO 

CONNECT A JUMPER DOES 

THE DRB

WIRE BETWEEN THE

DISPLAY

YES

REPLACE THE SUN

SUN SENSOR SIGNAL 

"SUN SENSOR: BELOW

SENSOR.* 

CKT AND SENSOR 0.2 VOLT"? 

GROUND CKT. FIG. 1

NO 

CONNECT A JUMPER DOES 

THE DRB

DISCONNECT THE

WIRE BETWEEN SUN

DISPLAY

YES

REPAIR THE OPEN 

JUMPER WIRE.

SENSOR SIGNAL CKT

"SUN SENSOR: BELOW

SENSOR GROUND 

AND GROUND.

0.2 VOLT"? CIRCUIT.*

FIG. 1

NO 

KEY OFF. REMOVE THE

JUMPER WIRE.

C2 HARNESS
CONNECTOR. 

DISCONNECT THE BODY 

CONTROL MODULE...

USING AN OHMMETER,

THE BODY CONTROL

MEASURE THE SUN

MODULE AND THE SUN

IS THE RESISTANCE 

NO 

REPAIR THE OPEN 

SENSOR SIGNAL CKT

SENSOR HARNESS

BELOW 5.0 OHMS?

SUN SENSOR SIGNAL 

BETWEEN... CONNECTORS.

CIRCUIT.*

FIG. 2

YES

REPLACE THE BODY 
CONTROL MODULE.* 

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209