Chrysler New Yorker. Manual - part 492

TEST 2B

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 2B

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 CIRCUIT

BREAKER #25 FROM THE

START TEST 2B.

JUNCTION BLOCK. 

FIG. 1

WITH A VOLTMETER, 

REPAIR THE OPEN 

MEASURE THE FUSED

IS THE VOLTAGE

NO 

FUSED B(+) CIRCUIT

B(+) CIRCUIT. 

ABOVE 10.0 VOLTS? 

FROM THE PDC. IF 
OK, REPLACE THE

FIG. 1

JUNCTION BLOCK.*

YES

WITH AN OHMMETER,

MEASURE THE

IS THE RESISTANCE 

NO 

REPLACE THE

RESISTANCE ACROSS 

BELOW 5.0 OHMS?

CIRCUIT BREAKER.*

THE CIRCUIT BREAKER

TERMINALS. FIG. 2

YES

INSTALL THE

WITH A VOLTMETER, 

CIRCUIT BREAKER. MEASURE THE FUSED

IS 

THE VOLTAGE

NO 

REPLACE THE

REMOVE THE DOOR 

B (+) CIRCUIT

ABOVE 10.0 VOLTS? 

JUNCTION BLOCK.*

LOCK RELAY. 

(CAVITY 82). 

FIG. 3

FIG. 3

YES

WITH A VOLTMETER, 

REPAIR THE OPEN 

MEASURE THE FUSED

IS THE VOLTAGE

NO 

FUSED B (+)

B (+) CIRCUIT

ABOVE 10.0 VOLTS? 

CIRCUIT. IF OK,

(CAVITY 83). 

REPLACE THE

FIG. 3

JUNCTION BLOCK.*

YES

WITH AN OHMMETER,

REPAIR THE OPEN 

MEASURE BETWEEN

IS THE RESISTANCE 

NO 

GROUND CIRCUIT. IF 

GROUND AND

BELOW 5.0 OHMS?

OK, REPLACE THE

CAVITY 84.

JUNCTION BLOCK.*

FIG. 3

YES

CONTINUE TEST 
2B ON THE NEXT 

PAGE.

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567

TEST 2B

CONTINUED - REPAIRING ALL DOORS FAILING TO LOCK AND UNLOCK FROM ANY
SWITCH

FIG. 1

FIG. 2

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568

TEST 2B

CONTINUED - REPAIRING ALL DOORS FAILING TO LOCK AND UNLOCK FROM ANY
SWITCH

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST 2B SUBSITUTE THE DOOR 

CONTINUED FROM 

LOCK RELAY WITH A

DO THE DOOR LOCKS

YES

REPLAVE THE

THE PREVIOUS 

KNOWN GOOD RELAY. 

OPERATE PROPERLY?

ORIGINAL DOOR LOCK 

PAGE.

RELAY.*

FIG. 1

NO 

REMOVE THE DOOR 

CONNECT A TEST 

LOCK RELAY. 

LIGHT BETWEEN

CAVITIES 83 AND 85 

OF THE DOOR LOCK 

FIG. 1

RELAY CONN. FIG. 1

DOES THE TEST 

WITH THE DRB, 

LIGHT FLASH ON AND

YES

REPLACE THE

ACTUATE THE DOOR 

OFF AS THE RELAY

JUNCTION BLOCK.*

LOCK RELAY. 

IS ACTUATED?

NO 

CONNECT A JUMPER 

REMOVE THE BCM

WIRE BETWEEN GROUND 

FROM THE JUNCTION 

AND THE DOOR LOCK 

BLOCK. RELAY CONNECTOR

CAVITY 85. FIG. 1

WITH AN OHMMETER,

20-WAY INTERNAL 

MEASURE BETWEEN

CONNECTOR

IS THE RESISTANCE 

YES

REPLACE THE BODY 

GROUND AND THE

CAVITY 15.

BELOW 5.0 OHMS?

CONTROL MODULE.* 

JUNCTION BLOCK... 

FIG. 2

NO 

REPLACE THE

JUNCTION BLOCK.*

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