Chrysler New Yorker. Manual — part 559

TEST TC-15A

CONTINUED - REPAIRING - SPEED CONTROL SOLENOID CIRCUITS

FIG. 1

FIG. 2

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TEST TC-15A

CONTINUED - REPAIRING - SPEED CONTROL SOLENOID CIRCUITS

*Perform Verification TEST VER-4A.

**Check connectors - Clean / repair as necessary.

TEST TC-15A

CONTINUED FROM

USE AN OHMMETER IN

THE PREVIOUS THE FOLLOWING

PAGE.

STEPS.

MEASURE BETWEEN

REPAIR THE SHORT

BRAKE LAMP SWITCH

IS THE RESISTANCE

YES

TO GROUND IN THE

HARNESS CONNECTOR

BELOW 5.0 OHMS?

S/C BRAKE SWITCH

CAVITY 4 AND GROUND.

OUTPUT CIRCUIT.*

FIG. 1

NO

MEASURE THE

RESISTANCE OF THE

IS THE RESISTANCE

YES

REPLACE THE BRAKE

S/C BRAKE SWITCH BELOW 5.0 OHMS?

LAMP

SWITCH.*

OUTPUT CIRCUIT.

FIG. 2

NO

REPAIR THE OPEN IN

THE S/C BRAKE
SWITCH OUTPUT

CIRCUIT.*

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TEST TC-15B

REPAIRING - SPEED CONTROL SOLENOID CIRCUITS

Perform TEST TC-15A Before Proceeding

FIG. 1

FIG. 2

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TEST TC-15B

REPAIRING - SPEED CONTROL SOLENOID CIRCUITS

Perform TEST TC-15A Before Proceeding

*Perform Verification TEST VER-4A.

**Check connectors - Clean / repair as necessary.

START TEST

TC-15B.

TURN IGNITION OFF.

THE SERVO 4-WAY

USING AN OHMMETER,

HARNESS CONNECTOR.

IS THE RESISTANCE

NO

REPAIR THE OPEN

MEASURE THE GROUND BELOW 5.0 OHMS?

SERVO GROUND

CIRCUIT AT...

CIRCUIT.*

FIG. 1

YES

WITH AN OHMMETER,

SPEED CONTROL VENT

IS THE RESISTANCE

REPAIR THE

PERFORM THE

SOL CKT AND SPEED

BELOW 5.0 OHMS FOR

YES

CIRCUIT(S) THAT

FOLLOWING

CONTROL VACUUM SOL

EITHER

MEASURED BELOW 5.0

MEASUREMENTS TO

CKT.

MEASUREMENT?

OHMS FOR A SHORT

GROUND..

TO GROUND.*

NO

DISCONNECT THE PCM

RECONNECT THE S/C

HARNESS CONNECTORS.

SERVO HARNESS

CONNECTOR.

SEE GENERAL INFO 4.1

MEASURE BETWEEN

IS THE RESISTANCE

USE AN OHMMETER IN

PCM HARNESS

BETWEEN

NO

CONTINUE TEST

THE FOLLOWING

CONNECTOR CAVITIES

TC-15B ON THE

STEPS.

5 AND 80.

35.0 AND 55.0

NEXT PAGE.

FIG. 2

OHMS?

YES

MEASURE BETWEEN

IS THE RESISTANCE

PCM HARNESS

BETWEEN

NO CONTINUE

TEST

CONNECTOR CAVITIES

TC-15B ON THE

5 AND 56.

35.0 AND 55.0

NEXT PAGE.

FIG. 2

OHMS?

YES

REPLACE THE

POWERTRAIN CONTROL

MODULE.*

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