Chrysler New Yorker. Manual - part 435

TEST 12C

REPAIRING FUEL GAUGE/LAMP OPERATION - EMPTY AT ALL TIMES

Perform TEST 12A Before Proceeding

FIG. 1

FIG. 2

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TEST 12C

REPAIRING FUEL GAUGE/LAMP OPERATION - EMPTY AT ALL TIMES

Perform TEST 12A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

NOTE: MAKE SURE 
THE FUEL TANK IS 

WAS THE FUEL TANK 

YES

ADD FUEL TO THE

START TEST 12C. 

NOT EMPTY BEFORE 

EMPTY? FUEL 

TANK AND

PROCEEDING.

RETEST.

NO 

WITH THE DRB READ 

IS THE "FUEL LEVEL

YES

PERFROM TEST 

THE BODY COMPUTER 

SENDING UNIT 

2A.

CODES. 

FAILURE" CODE SET? 

NO 

REMOVE THE REAR SEAT 

CONNECT A JUMPER 

CUSHION. 

WIRE BETWEEN GROUND 

DID THE FUEL GAUGE

NO 

REPLACE THE

DISCONNECT THE BODY 

AND THE FUEL LEVEL

READING GO TO 

INSTRUMENT 

HARNESS CONNECTOR.** 

SENSOR SIGNAL CKT. 

FULL?

CLUSTER.*

FIG. 1

FIG. 2

YES

REMOVE FUEL PUMP 
MODULE ASSEMBLY 

REPLACE THE FUEL 

AND INSPECT FOR

PUMP MODULE 

STUCK OR FAILED 

ASSEMBLY.* 

FLOAT. IF OK...

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TEST 13A

REPAIRING SPEEDOMETER OPERATION

Perform TEST 5A Before Proceeding

NOTES

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TEST 13A

REPAIRING SPEEDOMETER OPERATION

Perform TEST 5A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TURN THE IGNITION 

PERFORM

ON.

CAN YOU

NO "VEHICLE 

START TEST 13A. 

WITH THE DRB ENTER

COMMUNICATE WITH 

COMMUNICATION" 

"ENGINE".

THE PCM? TEST 

1A.

YES

ARE ANY VEHICLE

REFER TO THE

WITH THE DRB IN 

SPEED SENSOR 

YES

APPROPRIATE

ENGINE, ENTER

TROUBLE CODES

POWERTRAIN 

"READ DTC’S".

PRESENT? DIAGNOSTIC 

MANUAL.

NO 

RAISE ALL FOUR 

NOTE: IF THE VEHICLE

WHEELS OFF GROUND 

EQUIPPED WITH 

PLACE THE GEAR 

AND PROPERLY START THE ENGINE.

TRACTION 

CONTROL, SHIFT LEVER IN 

SUPPORT THE

THE TRACTION CONTROL

DRIVE. 

VEHICLE. 

MUST BE DISABLED.

OBSERVE THE

DOES THE DRB DISPLAY

REFER TO THE

WITH THE DRB IN 

VEHICLE SPEED

THE VEHICLE SPEED

NO 

APPROPRIATE

ENGINE, ENTER

WHILE

INCREASING POWERTRAIN 

"SENSORS". ACCELERATING.

PROPORTIONALLY 

AS 

DIAGNOSTIC 

YOU ACCELERATE?

MANUAL.

YES

WITH THE DRB, 

THEN "PCI BUS

DOES THE DRB DISPLAY

ENTER "BODY",

ENGINE INFO" AND

THE VEHICLE SPEED

NO 

REPLACE THE BODY 

"BODY COMPUTER", OBSERVE THE

INCREASING  CONTROL MODULE.* 

"MONITOR VEHICLE SPEED. 

PROPORTIONALLY 

AS 

DISPLAY"...

YOU ACCELERATE?

YES

REPLACE THE

INSTRUMENT 
CLUSTER*.

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341