Chrysler New Yorker. Manual - part 381

TEST 3A

CONTINUED - REPAIRING

(

BLEND DOOR FEEDBACK/STALL TEST FAILURE

(

TROUBLE CODE

FIG. 1

FIG. 2

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TEST 3A

CONTINUED - REPAIRING

(

BLEND DOOR FEEDBACK/STALL TEST FAILURE

(

TROUBLE CODE

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST 3A 

DISCONNECT THE

CONTINUED FROM BLEND DOOR 

THE PREVIOUS ACTUATOR 

HARNESS

PAGE.

CONNECTOR.** 

USING A VOLTMETER, 
MEASURE THE 5-VOLT 

IS THE VOLTAGE

NO 

REPAIR THE OPEN 

SUPPLY CIRCUIT. 

ABOVE 4.0 VOLTS? 

5-VOLT SUPPLY 

CIRCUIT.*

FIG. 1

YES

WITH A VOLTMETER, 

REPAIR THE BLEND

MEASURE THE BLEND

IS THE VOLTAGE

YES

DOOR FEEDBACK 

DOOR FEEDBACK 

ABOVE 1.0 VOLT?

SIGNAL CIRCUIT FOR

SIGNAL CIRCUIT. 

A SHORT TO 

FIG. 1

VOLTAGE.*

NO 

IS THE VOLTAGE

YES

CONTINUE TEST 

ABOVE 0.2 VOLT?

3A ON THE NEXT 

PAGE.

NO 

KEY OFF. MEASURE THE

REPAIR 

THE BLEND

USE AN OHMMETER IN 

RESISTANCE BETWEEN

IS THE RESISTANCE 

YES

DOOR FEEDBACK 

THE FOLLOWING

GROUND AND THE BLEND

BELOW 5.0 OHMS?

SIGNAL CIRCUIT FOR

STEPS. 

DOOR FEEDBACK SIGNAL 

A SHORT TO 

CKT. FIG. 1

GROUND.* 

NO 

MEASURE THE

AND THE BLEND DOOR REPAIR 

THE BLEND

RESISTANCE BETWEEN

FEEDBACK SIGNAL 

IS THE REISISTANCE

YES

DOOR FEEDBACK SIGNAL 

THE SENSOR 

GROUND CIRCUIT. BELOW 5.0 OHMS?

CKT FOR A SHORT TO 

CIRCUIT... 

THE SENSOR GND CKT. 

FIG. 1

IF OK, REPLACE BCM.*

NO 

MEASURE THE

BETWEEN THE BCM

REPAIR THE OPEN 

RESISTANCE OF THE

AND THE BLEND DOOR 

IS THE RESISTANCE 

NO 

BLEND DOOR 

BLEND DOOR ACTUATOR.

BELOW 5.0 OHMS?

FEEDBACK 

SIGNAL 

FEEDBACK SIGNAL 

CIRCUIT.*

CKT... FIGS. 1 & 2

YES

REPLACE THE BODY 
CONTROL MODULE.* 

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TEST 3A

CONTINUED - REPAIRING

(

BLEND DOOR FEEDBACK/STALL TEST FAILURE

(

TROUBLE CODE

FIG. 1

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124

TEST 3A

CONTINUED - REPAIRING

(

BLEND DOOR FEEDBACK/STALL TEST FAILURE

(

TROUBLE CODE

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST 3A 

KEY OFF. CLOSE ALL

CONTINUED FROM DOORS, 

ENSURE 

THE PREVIOUS COURTESY 

LAMPS ARE

PAGE.

OFF, WAIT ONE

MINUTE.

USING AN OHMMETER,

MEASURE BETWEEN

IS 

THE RESISTANCE NO REPAIR 

THE OPEN 

GROUND AND THE

BELOW 60.0 OHMS?

SENSOR GROUND 

SENSOR GROUND 

CIRCUIT.*

CIRCUIT. FIG. 1

YES

CONNECT A TEST KEY ON. PRESS (TURN) 

LIGHT BETWEEN THE

THE TEMPERATURE

BLEND DOOR DRIVER 

CONTROL SWITCH TO 

CIRCUIT AND

THE FULL COLD (LO) 

GROUND. FIG. 1

POSTION. 

MONITOR THE TEST 

NOTE: THE TEST LIGHT

DID THE TEST LIGHT

LIGHT WHILE PRESSING 

SHOULD FLASH WHILE

FLASH BETWEEN 67 

NO 

CONTINUE TEST 

(TURNING) THE TEMP 

IN THE 67 TO 81 

AND 81 DEGREES

3A ON THE NEXT 

SWITCH TO THE FULL 

DEGREEE RANGE

(APPROXIMATELY 5

PAGE.

HOT (HI) POSTION. 

(ATC DISPLAY RANGE).

SECONDS FOR MTC)?

YES

CONNECT A TEST WITH 

THE

LIGHT BETWEEN THE

TEMPERATURE IN THE

COMMON DOOR DRIVER 

FULL HOT (HI) 

CIRCUIT AND

POSTION. 

GROUND. FIG. 1

MONITOR THE TEST 

NOTE: THE TEST LIGHT

DID THE TEST LIGHT

LIGHT WHILE PRESSING 

SHOULD FLASH WHILE

FLASH BETWEEN 81 

NO 

CONTINUE TEST 

(TURNING) THE TEMP 

IN THE 81 TO 67 

AND 67  DEGREES

3A ON THE NEXT 

SWITCH TO THE FULL 

DEGREEE RANGE

(APPROXIMATELY 5

PAGE.

COLD (LO) POSTION. 

(ATC DISPLAY RANGE).

SECONDS FOR MTC)?

YES

REPLACE THE BLEND

DOOR ACTUATOR.* 

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