Chrysler New Yorker. Manual — part 593

TEST TC-48A

REPAIRING - PCM FAILURE EEPROM WRITE DENIED AND PCM FAILURE SRI MILE
NOT STORED

Perform TEST DTC Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

START TEST

TC-48A.

TURN IGNITION ON.

WITH THE DRB,

DOES THE DRB

YES

REPLACE THE

PERFORM THE SRI

DISPLAY "WRITE POWERTRAIN

CONTROL

MEMORY TEST.

FAILURE"?

MODULE.*

NO

DOES THE DRB

YES

CONTINUE TEST

DISPLAY "WRITE

TC-48A ON THE

REFUSED"?

NEXT PAGE.

NO

DOES THE DRB

YES

UPDATE THE MILEAGE

DISPLAY "SRI AND RETEST

THE SRI

MILEAGE INVALID"?

MEMORY.*

NO

COMPARE SRI

IS THE MILEAGE

MILEAGE STORED

WITHIN THE

YES

RETEST THE SRI

WITH INSTRUMENT

SPECIFIED RANGE

MEMORY.*

PANEL ODOMETER.

DISPLAYED ON THE

DRB?

NO

UPDATE THE MILEAGE
AND RETEST THE SRI

MEMORY.*

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TEST TC-48A

CONTINUED - REPAIRING - PCM FAILURE EEPROM WRITE DENIED AND PCM
FAILURE SRI MILE NOT STORED

Perform TEST DTC Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

CONTINUE TEST

THE POWERTRAIN

TC-48A FROM THE

CONTROLLER WAS

PREVIOUS PAGE.

BUSY.

NOTE: RETEST THE

WITH THE DRB,

SRI MEMORY TWO

DID THE TROUBLE

YES

REPLACE THE

PERFORM THE SRI

MORE TIMES WHEN

CODE "WRITE

POWERTRAIN CONTROL

MEMORY TEST.

NECESSARY.

REFUSED" RETURN?

MODULE.*

NO

TEST COMPLETE.*

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TEST TC-57A

REPAIRING - INTAKE AIR TEMP SENSOR VOLTAGE LOW

Perform TEST DTC Before Proceeding

2.7L

3.5L

FIG. 1

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TEST TC-57A

REPAIRING - INTAKE AIR TEMP SENSOR VOLTAGE LOW

Perform TEST DTC Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

WITH THE DRB, READ

IS THE INTAKE AIR

START TEST

THE INTAKE AIR

TEMPERATURE SENSOR

YES

CONTINUE TEST

TC-57A.

TEMPERATURE SENSOR

VOLTAGE BELOW 1.0

TC-57A ON THE

VOLTAGE. VOLT?

NEXT

PAGE.

NO

USE THE SCHEMATIC

WAS THERE ANY

REPAIR THE HARNESS

AS A GUIDE AND

MONITOR THE DRB

INTAKE AIR

YES

OR CONNECTOR THAT

WIGGLE THE SENSOR

DISPLAY.

TEMPERATURE SENSOR

CAUSED THE VOLTAGE

CONNECTOR AND

VOLTAGE CHANGE?

CHANGE.*

HARNESS.

NO

AT THIS TIME, THE

USING THE

CONDITION REQUIRED

SCHEMATIC AS A

WERE ANY PROBLEMS

YES

REPAIR AS

TO SET THE CODE IS

GUIDE, INSPECT THE

FOUND?

NECESSARY.*

NOT PRESENT. WIRING

AND

FIG. 1

CONNECTORS.

NO

REFER TO GEN INFO

3.3.2 FOR

INFORMATION ON

TEST COMPLETE.*

INACTIVE TROUBLE

CODES.

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