Chrysler New Yorker. Manual - part 494

TEST 3A

CONTINUED - REPAIRING ONE DOOR FAILING TO LOCK AND UNLOCK FROM ANY
SWITCH

FIG. 1

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TEST 3A

CONTINUED - REPAIRING ONE DOOR FAILING TO LOCK AND UNLOCK FROM ANY
SWITCH

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST 3A 

REMOVE THE LF DOOR 

CONTINUED FROM UNLOCK 

RELAY. 

THE PREVIOUS 

PAGE.

FIG. 1

WITH A VOLTAMETER,

MEASURE THE LF IS 

THE VOLTAGE

NO 

REPLACE THE

DOOR UNLOCK RELAY

ABOVE 10.0 VOLTS? 

JUNCTION BLOCK.*

CONN CAVITY 87.

FIG. 1

YES

WITH A VOLTAMETER,

MEASURE THE LF IS THE VOLTAGE

NO 

REPLACE THE

DOOR UNLOCK RELAY

ABOVE 10.0 VOLTS? 

JUNCTION BLOCK.*

CONN CAVITY 88.

FIG. 1

YES

WITH AN OHMMETER,

MEASURE BETWEEN

IS THE RESISTANCE 

NO 

REPLACE THE

GROUND AND THE LF BELOW 5.0 OHMS?

JUNCTION 

BLOCK.*

DOOR UNLOCK RELAY

CONN CAV 89. FIG. 1

YES

SUBSITUTE THE LF 

DOOR UNLOCK RELAY

OPERATE THE DOOR 

DOES THE LF DOOR 

YES

REPLACE THE

WITH A KNOWN GOOD 

LOCKS. 

LOCK OPERATE

ORIGINAL LF DOOR 

RELAY. PROPERLY?

UNLOCK 

RELAY.*

FIG. 1

NO 

REMOVE THE LF DOOR 

CONNECT A TEST LIGHT

UNLOCK RELAY. 

BETWEEN CAVITIES 88 

AND 90 OF THE LF 

DOOR UNLOCK RELAY

FIG. 1

CONN. FIG. 1

DOES THE TEST 

WITH THE DRB, 

FLASH ON AND OFF

YES

CONTINUED TEST 

ACTUATE THE LF 

AS THE RELAY IS 

3A ON THE NEXT 

DOOR UNLOCK RELAY. 

ACTUATED?

PAGE.

NO 

PERFORM TEST 

3B.

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575

TEST 3A

CONTINUED - REPAIRING ONE DOOR FAILING TO LOCK AND UNLOCK FROM ANY
SWITCH

FIG. 1

FIG. 2

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576

TEST 3A

CONTINUED - REPAIRING ONE DOOR FAILING TO LOCK AND UNLOCK FROM ANY
SWITCH

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST 3A 

INSTALL THE LF 

CONTINUED FROM 

DOOR UNLOCK RELAY. 

THE PREIVOUS 

PAGE.

FIG.  1

DISCONNECT THE LF 

REMOVE THE LF DOOR 

DOOR LOCK MOTOR

TRIM PANEL. 

HARNESS

CONNECTOR.** 

FIG. 2

CONNECT A TEST 

DOES THE TEST 

REPAIR THE OPEN 

LIGHT BETWEEN

PRESS THE DOOR 

LIGHT TURN ON WITH 

NO 

LOCK RELAY OUTPUT 

GROUND AND THE

LOCK SWITCH TO THE

THE DOOR LOCK 

CIRCUIT. IF OK,

LOCK RELAY OUTPUT 

LOCK POSITION.

SWITCH DEPRESSED? 

REPLACE THE

CIRCUIT. FIG. 2

JUNCTION BLOCK.*

YES

CONNECT A TEST LIGHT

DOES THE TEST 

REPAIR THE OPEN LF 

BETWEEN GROUND AND

PRESS THE DOOR 

LIGHT TURN ON WITH 

NO 

DOOR UNLOCK RELAY

THE LF DOOR UNLOCK 

LOCK SWITCH TO THE

THE DOOR UNLOCK 

OUTPUT CIRCUIT. IF 

RELAY OUTPUT 

UNLOCK POSITION.

SWITCH DEPRESSED? 

OK, REPLACE THE

CIRCUIT. FIG. 2

JUNCTION BLOCK.*

YES

REPLACE THE DOOR 

LOCK MOTOR.*

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