Infiniti QX56 (Z62). Manual — part 1139

SE-94

< SYMPTOM DIAGNOSIS >

TEMPERATURE ADJUSTMENT IS IMPOSSIBLE

TEMPERATURE ADJUSTMENT IS IMPOSSIBLE

SEATBACK

SEATBACK : Diagnosis Procedure

INFOID:0000000006217413

1.

CHECK CLIMATE CONTROLLED SEATBACK BLOWER FILTER

Check climate controlled seatback blower filter.
Refer to

SE-91, "SEATBACK BLOWER MOTOR : Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the malfunctioning parts.

2.

CHECK CLIMATE CONTROLLED SEAT SWITCH

Check climate controlled seat switch.
Refer to

SE-72, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace the malfunctioning parts.

3.

CHECK SEATBACK THERMAL ELECTRIC UNIT SENSOR

Check seatback thermal electric unit sensor.
Refer to

SE-81, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace the malfunctioning parts.

4.

CHECK SEATBACK THERMAL ELECTRIC UNIT

Check seatback thermal electric unit.
Refer to

SE-75, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace the malfunctioning parts.

5.

CHECK CLIMATE CONTROLLED SEATBACK BLOWER MOTOR

Check climate controlled seatback blower motor.
Refer to

SE-83, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair or replace the malfunctioning parts.

6.

CONFIRM THE OPERATION

Confirm the operation again.
Is the inspection result normal?

YES

>> Check intermittent incident. Refer to

GI-40, "Intermittent Incident"

.

NO

>> GO TO 1.

SEAT CUSHION

SEAT CUSHION : Diagnosis Procedure

INFOID:0000000006217414

1.

CHECK CLIMATE CONTROLLED SEAT CUSHION BLOWER FILTER

Check climate controlled seat cushion blower filter.
Refer to

SE-91, "SEAT CUSHION BLOWER MOTOR : Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the malfunctioning parts.

TEMPERATURE ADJUSTMENT IS IMPOSSIBLE

SE-95

< SYMPTOM DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

SE

N

O

P

2.

CHECK CLIMATE CONTROLLED SEAT SWITCH

Check climate controlled seat switch.
Refer to

SE-72, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace the malfunctioning parts.

3.

CHECK SEAT CUSHION THERMAL ELECTRIC UNIT SENSOR

Check seat cushion thermal electric unit sensor.
Refer to

SE-81, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace the malfunctioning parts.

4.

CHECK SEAT CUSHION THERMAL ELECTRIC UNIT

Check seat cushion thermal electric unit.
Refer to

SE-79, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace the malfunctioning parts.

5.

CHECK CLIMATE CONTROLLED SEAT CUSHION BLOWER MOTOR

Check climate controlled seat cushion blower motor.
Refer to

SE-86, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair or replace the malfunctioning parts.

6.

CONFIRM THE OPERATION

Confirm the operation again.
Is the inspection result normal?

YES

>> Check intermittent incident. Refer to

GI-40, "Intermittent Incident"

.

NO

>> GO TO 1.

SE-96

< SYMPTOM DIAGNOSIS >

CLIMATE CONTROLLED SEAT ACTIVATES ONCE BUT STOPS IMMEDIATELY

CLIMATE CONTROLLED SEAT ACTIVATES ONCE BUT STOPS IMMEDI-
ATELY

SEATBACK BLOWER MOTOR

SEATBACK BLOWER MOTOR : Description

INFOID:0000000006217415

When turning climate controlled seat switch ON (COOL or HEAT), climate controlled seat activates once but
stops immediately.(Repeats the same operation when turning ignition switch OFF and turning ignition switch
ON again.)

SEATBACK BLOWER MOTOR : Diagnosis Procedure

INFOID:0000000006217416

1.

CHECK FAIL-SAFE

Check fail-safe detecting conditions and repair cause of fail-safe status.
Refer to

SE-21, "Fail-safe"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the malfunctioning parts.

2.

CHECK TEMPERTURE ADJUSTMENT FUNCTION

Check temperature adjustment function of climated controlled seat.
Refer to

SE-94, "SEATBACK : Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace the malfunctioning parts.

3.

CONFIRM THE OPERATION

Confirm the operation again.
Is the inspection result normal?

YES

>> Check intermittent incident. Refer to

GI-40, "Intermittent Incident"

.

NO

>> GO TO 1.

SEAT CUSHION BLOWER MOTOR

SEAT CUSHION BLOWER MOTOR : Description

INFOID:0000000006217417

When turning climate controlled seat switch ON (COOL or HEAT), climate controlled seat activates once but
stops immediately. (Repeats the same operation when turning ignition switch OFF and turning ignition switch
ON again.)

SEAT CUSHION BLOWER MOTOR : Diagnosis Procedure

INFOID:0000000006217418

1.

CHECK FAIL-SAFE

Check fail-safe detecting conditions and repair cause of fail-safe status.
Refer to

SE-21, "Fail-safe"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the malfunctioning parts.

2.

CHECK TEMPERTURE ADJUSTMENT FUNCTION

Check temperature adjustment function of climated controlled seat.
Refer to

SE-94, "SEATBACK : Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace the malfunctioning parts.

3.

CONFIRM THE OPERATION

CLIMATE CONTROLLED SEAT ACTIVATES ONCE BUT STOPS IMMEDIATELY

SE-97

< SYMPTOM DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

SE

N

O

P

Confirm the operation again.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to

GI-40, "Intermittent Incident"

.

NO

>> GO TO 1.