Chrysler New Yorker. Manual — part 399

TEST 18A

REPAIRING CONTROL MODULE (HEAD) ILLUMINATION

Perform TEST 1A Before Proceeding

FIG. 1

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TEST 18A

REPAIRING CONTROL MODULE (HEAD) ILLUMINATION

Perform TEST 1A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

IS THE PROBLEM

REPLACE THE

ONLY WITH THE

YES

AUTOMATIC

START TEST 18A. LETTERS AND LED

TEMPERATURE

LIGHTS?

CONTROL HEAD.*

NO

DISCONNECT THE

THIS PATH REPAIRS

AUTOMATIC

THE BACKGROUND TEMPERATURE

LIGHTS.

CONTROL HARNESS

CONNECTOR.**

WITH AN OHMMETER,

MEASURE BETWEEN

IS

THE RESISTANCE NO REPAIR

THE OPEN

GROUND AND THE

BELOW 5.0 OHMS?

GROUND CIRCUIT.*

GROUND CIRCUIT

(CAVITY 3). FIG. 1

YES

USING A VOLTMETER,

TURN THE PARK

MEASURE THE PANEL

LAMPS ON.

LAMPS DRIVER CKT.

FIG. 1

ROTATE THE DIMMER

DOES THE VOLTAGE

REPLACE THE

SWITCH THUMB WHEEL

RANGE FROM BELOW

YES

AUTOMATIC

AND OBSERVE THE

3.5 TO ABOVE 9.0

TEMPERATURE

VOLTAGE. VOLTS WHEN

THUMB

CONTROL HEAD.*

WHEEL IS ROTATED?

NO

REPAIR THE OPEN

PANEL LAMPS DRIVER

CIRCUIT.*

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195

TEST 19A

REPAIRING INOPERATIVE MODE DOOR

Perform TEST 1A Before Proceeding

FIG. 1

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196

TEST 19A

REPAIRING INOPERATIVE MODE DOOR

Perform TEST 1A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

NOTE: IF VEHICLE

WITH THE DRB ENTER

IS EQUIPPED WITH

"BODY", "AUTOMATIC

START TEST 19A.

MANUAL TEMP

TEMP CONTROL" THEN

CONTROL, DISREGARD

"INPUT/OUPUT".

THE FIRST STEP.

OBSERVE THE MODE DO

THE SWITCH

REPLACE THE

DOOR SWITCHES

STATES CHANGE FROM

NO

AUTOMATIC

WHILE PRESSING

OPEN TO CLOSED

TEMPERATURE

EACH SWITCH ON THE

WHEN THE SWITCHES

CONTROL HEAD.*

ATC. ARE DEPRESSED.

YES

DISCONNECT THE BCM

COMMON DOOR DRIVER

C1 HARNESS

CIRCUIT.

CONNECTOR.** RECONNECT THE BCM C1

USING A TEST LIGHT,

HARNESS CONNECTOR.

BACKPROBE THE... FIG.

1

TURN IGNITION ON

OBSERVE THE TEST

(ENGINE OFF).

LIGHT.

NOTE: WAIT 10

TURN RECIRC SW OFF.

DID THE TEST LIGHT

SECONDS BETWEEN

TURN PANEL SW ON.

ILLUMINATE FOR

YES

CONTINUE TEST

SWITCHING THE

TURN RECIRC SWITCH

APPROXIMATELY 3

19A ON THE NEXT

SWITCHES.

ON WHILE MONITORING

SECONDS?

PAGE.

THE TEST LIGHT.

NO

REPLACE THE BODY
CONTROL MODULE.*

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