Chrysler New Yorker. Manual — part 437

TEST 15A

CONTINUED - REPAIRING OIL PRESSURE WARNING LAMP OPERATING
IMPROPERLY

FIG. 1

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346

TEST 15A

CONTINUED - REPAIRING OIL PRESSURE WARNING LAMP OPERATING
IMPROPERLY

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST 15A

KEY OFF.

CONTINUED FROM DISCONNECT

THE

THE PREVIOUS INSTRUMENT

CLUSTER

PAGE.

C2 HARNESS

CONNECTOR.**

WITH AN OHMMETER,

REPAIR THE OIL

MEASURE BETWEEN

IS THE RESISTANCE

YES

PRESSURE SWITCH

GROUND AND THE OIL

BELOW 5.0 OHMS?

SENSE CIRCUIT FOR

PRESSURE SWITCH

A SHORT TO

SENSE CKT. FIG. 1

GROUND.*

NO

REPLACE THE

INSTRUMENT
CLUSTER.*

I

N

S

T

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E

N

T

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347

TEST 15B

REPAIRING OIL PRESSURE WARNING LAMP OPERATING IMPROPERLY

Perform TEST 15A Before Proceeding

FIG. 1

FIG. 2

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N

T

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348

TEST 15B

REPAIRING OIL PRESSURE WARNING LAMP OPERATING IMPROPERLY

Perform TEST 15A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

DISCONNECT THE

ENGINE OIL

START TEST 15B.

PRESSURE SWITCH

HARNESS

CONNECTOR.**

CONNECT A JUMPER

WIRE BETWEEN THE OIL

DID THE OIL

YES

REPLACE THE OIL

PRESSURE SWITCH

WARNING LAMP

PRESSURE SWITCH.*

SENSE CKT AND GND. LIGHT?

FIG. 1

NO

NOTE: KEEP THE

DISCONNECT THE

JUMPER WIRE

INSTRUMENT CLUSTER

CONNECTED DURING C2

HARNESS

THE NEXT STEP

.

CONNECTOR.**

WITH AN OHMMETER,

REPAIR THE OPEN

MEASURE BETWEEN

IS THE RESISTANCE

NO

OIL PRESSURE

GROUND AND THE OIL

BELOW 5.0 OHMS?

SWITCH SENSE

PRESSURE SWITCH

CIRCUIT.*

SENSE CKT. FIG. 2

YES

REPLACE THE

INSTRUMENT
CLUSTER.*

I

N

S

T

R
U

M

E

N

T

C

L

U

S

T

E

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349