Chrysler New Yorker. Manual - part 512

TEST 7A

REPAIRING BLANK SCREEN OR

(

NO RESPONSE

(

CONDITION ON OTIS

Perform TEST 1A Before Proceeding

FIG. 1

FIG. 2

FIG. 3

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TEST 7A

REPAIRING BLANK SCREEN OR

(

NO RESPONSE

(

CONDITION ON OTIS

Perform TEST 1A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

START TEST 7A.

KEY OFF. USING AN 

OHMMETER,

DISCONNECT THE

MEASURE BETWEEN

IS THE RESISTANCE 

NO 

REPAIR THE OPEN 

OTIS HARNESS

GROUND AND THE

BELOW 10.0 OHMS?

GROUND CIRCUIT.*

CONNECTOR.** GROUND 

CIRCUIT. 

FIG. 1

YES

USING A VOLTMETER, REPAIR 

THE OPEN 

TURN IGNITION ON 

MEASURE THE FUSED

IS THE VOLTAGE

NO 

FUSED IGNITION 

(ENGINE OFF).

IGNITION SWITCH 

ABOVE 10.0 VOLTS? 

SWITCH OUTPUT 

OUTPUT CIRCUIT. 

CIRCUIT.*

FIG. 1

YES

USING A VOLTMETER

REPLACE THE

MEASURE THE PCI

DOES THE VOLTAGE

YES

OVERHEAD TRAVEL 

BUS CIRCUIT

MODULATE ABOVE 0.3

INFORMATION SYSTEM 

VOLTS? (OTIS) 

MODULE.* 

NO 

DISCONNECT THE

USING A VOLTMETER, 

REPAIR THE OPEN 

HEADLINER J/B

MEASURE THE PCI

DOES THE VOLTAGE

YES

PCI BUS CIRCUIT

HARNESS

BUS CIRCUIT

MODULATE ABOVE 0.3

BETWEEN THE

CONNECTOR.** 

(PIN 4).

VOLTS? 

JUNCTION BLOCK AND

FIG. 2

FIG. 2

THE OTIS.* 

NO 

REMOVE THE BODY 

JUNCTION BLOCK

CONTROL MODULE CONNECT A JUMPER 

20-WAY 

INTERNAL 

FROM THE JUNCTION 

WIRE BETWEEN

CONNECTOR

BLOCK.*

GROUND AND THE... 

CAVITY 10.

FIG. 3

WITH AN OHMMETER,

MEASURE BETWEEN

IS THE RESISTANCE 

NO 

REPLACE THE

GROUND AND THE

BELOW 5.0 OHMS?

JUNCTION BLOCK.*

HEADLINER J/B CONN 

PIN 4. FIG. 2

YES

REPLACE THE BODY 
CONTROL MODULE.* 

NOTE: FOR LOCATIONS

OF ALL COMPONENTS.

SEE GENERAL INFO 4.0

,

.

FIG. 1

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TEST 8A

REPAIRING POWERTRAIN CONTROL MODULE

(

NO RESPONSE

(

CONDITION

Perform TEST 1A Before Proceeding

FIG. 1

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648

TEST 8A

REPAIRING POWERTRAIN CONTROL MODULE

(

NO RESPONSE

(

CONDITION

Perform TEST 1A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

NOTE: ALL MODULES
MUST BE CONNECTED

START TEST 8A.

BEFORE PERFORMING 

THIS TEST.

USING THE DRB, 

PERFORM NO 

SELECT "ENGINE" 

DOES THE DRB

YES

START TEST NS-6A

AND READ THE PCM

DISPLAY "NO

IN THE POWERTRAIN 

DTC’S. RESPONSE"? 

BOOK.

NO 

DISCONNECT THE

POWERTRAIN CONTROL

TURN IGNITION OFF. 

MODULE C2 HARNESS

CONNECTOR.** 

MEASURE THE PCI BUS

USE AN OHMMETER IN 

CKT FROM DATA LINK 

IS THE RESISTANCE 

NO 

REPAIR THE OPEN 

THE FOLLOWING

CONN TO POWERTRAIN 

BELOW 5.0 OHMS?

PCI BUS CIRCUIT.*

STEP.

CONTROL MODULE C2 

CONN. FIG. 1

YES

REPLACE THE

POWERTRAIN CONTROL

MODULE.* 

NOTE: FOR LOCATIONS

OF ALL COMPONENTS.

SEE GENERAL INFO 4.0

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