Chrysler New Yorker. Manual — part 397

TEST 16A

CONTINUED - REPAIRING INOPERATIVE BLOWER MOTOR

FIG. 1

FIG. 2

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TEST 16A

CONTINUED - REPAIRING INOPERATIVE BLOWER MOTOR

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST 16A

REINSTALL THE

CONTINUED FROM FUSE.

THE PREVIOUS TURN

THE IGNITION

PAGE.

ON.

USING A VOLTMETER,

REPAIR THE OPEN

MEASURE THE IGNITION

IS THE VOLTAGE

NO

IGNITION SWITCH

SWITCH OUTPUT CKT

ABOVE 10.0 VOLTS?

OUTPUT CKT BETWEEN

FOR FUSE #23.

THE IGNITION SWITCH

FIG. 1

AND THE FUSE.*

YES

DISCONNECT THE ATC

USING A VOLTMETER,

REPAIR THE OPEN

POWER MODULE HARNESS

MEASURE THE FUSED

IS THE VOLTAGE

NO

FUSED IGNITION

CONNECTOR.**

IGNITION SWITCH

ABOVE 10.0 VOLTS?

SWITCH OUTPUT

OUTPUT CKT.

CIRCUIT.*

SEE GENERAL INFO 4.0

FIG. 2

YES

KEY OFF.

USING AN OHMMETER,

IS THE RESISTANCE

NO

REPAIR THE OPEN

MEASURE BETWEEN

BELOW 5.0 OHMS?

GROUND CIRCUIT.*

GROUND AND THE

GROUND CKT. FIG. 2

YES

USING AN OHMMETER,

REPAIR THE BLOWER

MEASURE BETWEEN

IS THE RESISTANCE

YES

MOTOR CONTROL

GROUND AND THE

BELOW 5.0 OHMS?

CIRCUIT FOR A SHORT

BLOWER MOTOR CONTROL

TO GROUND. IF OK,

CKT. FIG. 2

REPLACE THE BCM.*

NO

DISCONNECT THE BODY

RECONNECT THE ATC

CONTROL MODULE

C2 POWER MODULE DOES

THE BLOWER

YES

REPLACE THE BODY

HARNESS CONNECTOR.** HARNESS CONNECTOR. MOTOR RUN AT

FULL

CONTROL MODULE.*

SPEED?

SEE GENERAL INFO 4.0

TURN IGNITION ON.

NO

DISCONNECT THE

BLOWER MOTOR 2-WAY

CONTINUE TEST

HARNESS CONNECTOR.**

16A ON THE NEXT

PAGE.

SEE GENERAL INFO 4.0

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187

TEST 16A

CONTINUED - REPAIRING INOPERATIVE BLOWER MOTOR

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TEST 16A

CONTINUED - REPAIRING INOPERATIVE BLOWER MOTOR

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST 16A

USE THE FOLLOWING

CONTINUED FROM STEPS TO

CHECK FOR

THE PREVIOUS PROPER

BLOWER

PAGE.

MOTOR OPERATION.

CONNECT A JUMPER

TURN THE IGNITION

WIRE BETWEEN B(+)

OFF.

AND THE DG WIRE ON

THE BLOWER MOTOR

CONNECTOR.

CONNECT A JUMPER TURN

THE IGNITION

WIRE BETWEEN GROUND

ON FOR 10 SECONDS

DID THE BLOWER

YES

REPLACE THE ATC

AND THE BLACK WIRE

THEN TURN THE

MOTOR OPERATE AT

POWER MODULE.*

ON THE BLOWER MOTOR

IGNITION OFF.

HIGH SPEED?

CONNECTOR.

NO

REPLACE THE BLOWER

MOTOR.*

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189