Chrysler New Yorker. Manual - part 434

TEST 12A

CONTINUED - REPAIRING FUEL GAUGE/LED OPERATION

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TEST 12A

CONTINUED - REPAIRING FUEL GAUGE/LED OPERATION

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST 12A

CONTINUED FROM OBSERVE THE FUEL 

DID THE FUEL 

GAUGE

NO 

REPLACE THE

THE PREVIOUS GAUGE. GO 

TO 

EMPTY? 

INSTRUMENT 

PAGE.

CLUSTER.*

YES

CHECK THE FUEL PUMP 

JUMPER HARNESS

(BETWEEN TANK AND

BODY CONNECTOR) FOR
A SHORT TO GROUND.* 

IF OK, REPLACE THE
FUEL LEVEL SENDING

UNIT.* 

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TEST 12B

REPAIRING INACCURATE FUEL GAUGE

Perform TEST 12A Before Proceeding

FIG. 1

FIG. 2

FIG. 3

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TEST 12B

REPAIRING INACCURATE FUEL GAUGE

Perform TEST 12A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

DISCONNECT THE BODY 

CONTROL MODULE C4 

START TEST 12B. 

HARNESS CONNECTOR.** 

FIG. 1

NOTE: TO PERFORM

USING AN OHMMETER,

DID THE RESISTANCE 

REPLACE THE

THIS TEST, ADD OR 

MEASURE BETWEEN

MATCH THE TABLE

YES

INSTRUMENT CLUSTER

REMOVE 5 GALLONS

GROUND AND THE

IN FIG. 3 ON BOTH 

FOR A INACCURATE 

OF FUEL, THEN 

FUEL LEVEL SENSOR 

ATTEMPTS?

FUEL GAUGE.*

REPEAT.

SIGNAL CKT. FIG. 2

NO 

LOWER THE FUEL 

CHECK THE FUEL TANK 

IS THE TANK AND

TANK AND REMOVE 

FOR FOREIGN MATERIAL 

SENDING UNIT 

NO 

REPAIR OR REPLACE

THE FUEL TANK 

AND SENDING UNIT FOR

VISUAL CONDITION

AS NECESSARY.*

SENDING UNIT.

BENT OR STICKING 

OK?

ARM. 

YES

REPLACE THE FUEL 

LEVEL SENDING

UNIT.* 

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