Chrysler New Yorker. Manual — part 493

TEST 2C

REPAIRING ALL DOORS FAILING TO LOCK AND UNLOCK FROM ANY SWITCH

Perform TEST 2A Before Proceeding

FIG. 1

FIG. 2

FIG. 3

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TEST 2C

REPAIRING ALL DOORS FAILING TO LOCK AND UNLOCK FROM ANY SWITCH

Perform TEST 2A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

REMOVE THE LEFT

START TEST 2C.

FRONT DOOR TRIM

PANEL.

DISCONNECT THE LEFT

DOOR LOCK SWITCH

WITH THE DRB, READ

IS THE VOLTAGE

NO

REPLACE THE LEFT

HARNESS CONNECTOR.**

THE DOOR LOCK

ABOVE 0.2 VOLTS?

FRONT DOOR LOCK

SWITCH VOLTAGE.

SWITCH.*

FIG. 1

YES

DISCONNECT THE

REMOVE THE RIGHT

RIGHT DOOR LOCK

FRONT DOOR TRIM

SWITCH HARNESS

PANEL. CONNECTOR.

FIG. 2

WITH THE DRB, READ

IS THE VOLTAGE

NO

REPLACE THE RIGHT

THE DOOR LOCK

ABOVE 0.2 VOLTS?

FRONT DOOR LOCK

SWITCH VOLTAGE.

SWITCH.*

YES

KEY OFF.

KEY ON.

REPAIR THE LF DOOR

DISCONNECT THE

USING A VOLTMETER,

IS THE VOLTAGE

YES

SWITCH MUX CIRCUIT

BODY CONTROL

MEASURE THE LF DOOR

ABOVE 0.2 VOLTS?

FOR A SHORT TO

MODULE C4 HARNESS

SWITCH MUX CKT.

VOLTAGE.*

CONNECTOR.*

FIG. 3

NO

USING A VOLTMETER,

REPAIR THE RF DOOR

MEASURE THE RF DOOR

IS THE VOLTAGE

YES

SWITCH MUX CIRCUIT

SWITCH MUX CKT.

ABOVE 0.2 VOLTS?

FOR A SHORT TO

VOLTAGE.*

FIG. 3

NO

REPLACE THE BODY
CONTROL MODULE.*

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TEST 3A

REPAIRING ONE DOOR FAILING TO LOCK AND UNLOCK FROM ANY SWITCH

Perform TEST 1A Before Proceeding

FIG. 1

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TEST 3A

REPAIRING ONE DOOR FAILING TO LOCK AND UNLOCK FROM ANY SWITCH

Perform TEST 1A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

IS THE PROBLEM

YES

CONTINUE TEST

START TEST 3A.

WITH THE LEFT

3A ON THE NEXT

FRONT DOOR?

PAGE.

NO

REMOVE THE KEY

REMOVE THE

FROM THE IGNITION

APPROPRIATE DOOR

SWITCH.

TRIM PANEL.

DISCONNECT THE DOOR

CONNECT A TEST LIGHT

LOCK MOTOR HARNESS

BETWEEN GROUND AND

CONNECTOR.** THE LOCK

RELAY

OUTPUT CIRCUIT.

FIG. 1

FIG. 1

DOES THE TEST

REPAIR THE OPEN

PRESS THE DOOR

LIGHT TURN ON WITH

NO

LOCK RELAY OUTPUT

LOCK SWITCH TO THE

THE DOOR LOCK

CIRCUIT. IF OK,

LOCK POSITION.

SWITCH DEPRESSED?

REPLACE THE

JUNCTION BLOCK.*

YES

CONNECT A TEST LIGHT

DOES THE TEST

REPAIR THE OPEN

BETWEEN GROUND AND

PRESS THE DOOR

LIGHT TURN ON WITH

NO

UNLOCK RELAY

THE UNLOCK RELAY

LOCK SWITCH TO THE

THE DOOR UNLOCK

OUTPUT CIRCUIT. IF

OUTPUT CIRCUIT.

UNLOCK POSITION.

SWITCH DEPRESSED?

OK, REPLACE THE

FIG. 1

JUNCTION BLOCK.*

YES

REPLACE THE DOOR

LOCK MOTOR.*

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