Chrysler New Yorker. Manual - part 469

TEST 20A

REPAIRING

(

MEMORY SET

(

S

(

POSITION STUCK

(

TROUBLE CODE

Perform TEST 1A Before Proceeding

FIG. 1

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TEST 20A

REPAIRING

(

MEMORY SET

(

S

(

POSITION STUCK

(

TROUBLE CODE

Perform TEST 1A Before Proceeding

*Perform Verification TEST VER-4A.

**Check connectors - Clean / repair as necessary.

NOTE: FOR LOCATION 
OF ALL COMPONENTS 

START TEST 20A. 

SEE GENERAL INFO 4.0

DISCONNECT THE

USING THE DRB

MEMORY SWITCH 

SELECT, "BODY" 

HARNESS

"MEMORY SEAT 

CONNECTOR.** MODULE"

"INPUT/OUTPUT" 

READ THE

DOES THE DRB

YES

REPLACE THE MEMORY 

"MEMORY SET" DISPLAY "OPEN"?

SWITCH.* 

STATUS.

NO 

KEY OFF. USING AN 

OHMMETER,

DISCONNECT THE

MEASURE THE MEMORY 

IS THE RESISTANCE 

NO 

REPLACE THE MEMORY 

MHSMM "C1" HARNESS

SET SW SENSE CKT

BELOW 1000 (1K) 

HEATED SEAT/MIRROR

CONNECTOR.** (CAV 

5) TO GROUND.

OHMS?

MODULE.* 

FIG. 1

YES

REPAIR THE MEMORY 

SET SWITCH SENSE

CIRCUIT FOR A

SHORT TO GROUND.* 

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TEST 21A

REPAIRING

(

LEFT SEAT HEAT OUTPUT OPEN

(

TROUBLE CODE

Perform TEST 1A Before Proceeding

FIG. 1

FIG. 2

FIG. 3

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TEST 21A

REPAIRING

(

LEFT SEAT HEAT OUTPUT OPEN

(

TROUBLE CODE

Perform TEST 1A Before Proceeding

*Perform Verification TEST VER-4A.

**Check connectors - Clean / repair as necessary.

NOTE: FOR LOCATION 
OF ALL COMPONENTS 

START TEST 21A. 

SEE GENERAL INFO 4.0

KEY OFF. USING AN 

OHMMETER,

DISCONNECT THE

MEASURE THE LEFT 

IS THE RESISTANCE 

YES

REPLACE THE MEMORY 

MHSMM "C3" HARNESS

SEAT HEATER B(+) 

BELOW 8.5 OHMS?

HEATED SEAT/MIRROR

CONNECTOR.** 

DRIVER (CAV 12). MODULE.* 

FIG. 1

NO 

DISCONNECT THE LEFT 

USING AN OHMMETER,

SEAT CUSHION HEATER 

MEASURE THE LEFT 

4-WAY HARNESS

SEAT HEATER B(+) 

CONNECTOR.** DRIVER 

CIRCUIT

FIG. 2

BETWEEN... 

THE MHSMM "C3" CONN 

REPAIR THE OPEN 

AND LEFT SEAT 

IS THE RESISTANCE 

NO 

LEFT SEAT HEATER 

CUSHION HEATER 4-WAY

BELOW 5.0 OHMS?

B(+) DRIVER 

CONN (HARNESS SIDE). 

CIRCUIT.*

FIG. 3

YES

USING AN OHMMETER,

AND THE HEATED 

MEASURE BETWEEN

SEAT DRIVER 

IS THE RESISTANCE 

NO 

REPLACE THE SEAT 

THE LEFT SEAT 

CIRCUITS (CAVITIES

BELOW 2.5 OHMS?

CUSHION.*

HEATER B(+) 

A & B).

DRIVER...

FIG. 2

YES

CONTINUE TEST 
21A ON THE NEXT 

PAGE.

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