Nissan Qashqai (2007-2010). Manual - part 972

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Exploded View  ........................................................

30

Removal and Installation  ........................................

31

Disassembly and Assembly ....................................

31

HEATED SEAT SWITCH ...................................

35

Exploded View  ........................................................

35

Removal and Installation .........................................

35

DIAGNOSIS AND REPAIR WORKFLOW

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< BASIC INSPECTION >

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BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work Flow

INFOID:0000000001059405

DETAILED FLOW

1.

OBTAIN INFORMATION ABOUT SYMPTOM

Interview the customer to obtain the malfunction information (conditions and environment when the malfunc-
tion occurred) as much as possible when the customer brings the vehicle in.

>> GO TO 2.

2.

REPRODUCE THE MALFUNCTION INFORMATION

Check the malfunction on the vehicle that the customer describes.
Inspect the relation of the symptoms and the condition when the symptoms occur.

>> GO TO 3.

3.

PERFORM “BASIC INSPECTION”

Perform the basic inspection.Refer to 

SE-22, "Basic Inspection"

.

>> GO TO 4.

4.

IDENTIFY THE MALFUNCTIONING SYSTEM WITH “SYMPTOM DIAGNOSIS”

Use “Symptom diagnosis” from the symptom inspection result in step 2. Then identify where to start perform-
ing the diagnosis based on possible causes and symptoms.

>> GO TO 5.

5.

IDENTIFY MALFUNCTIONING PARTS WITH “COMPONENT DIAGNOSIS”

Perform the diagnosis with “Component diagnosis” of the applicable system.

>> GO TO 6.

6.

REPAIR OR REPLACE THE MALFUNCTIONING PARTS

Repair or replace the specified malfunctioning parts.

>> GO TO 7.

7.

FINAL CHECK

Check that malfunctions are not reproduced when obtaining the malfunction information from the customer,
referring to the symptom inspection result in step 2.

Is the malfunctioning part repaired or replaced?

YES

>> Trouble diagnosis is completed.

NO

>> GO TO 3.

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< FUNCTION DIAGNOSIS >

HEATED SEAT

FUNCTION DIAGNOSIS

HEATED SEAT

System Description

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Heated seat is a system that operates when ignition switch is in ON or START position.

HEATER OPERATION

• While operating the heated seat switch, seat cushion heater and seat back heater operate.
• Temperature of seat can be adjusted by operating on heated seat switch.

Component Parts Location

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Component Description

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JMJIA0483ZZ

1.

Heated seat switch (LH)  M56

2.

Heated seat switch (RH) M55

3.

Seat back heater unit

4.

Seat cushion heater unit

Item

Function

Heated seat switch

• Power is supplied to each heater.
• Depending on LOW/HIGH position of switch, operating heater number is changeable.

Seat cushion heater

Built-in seat cushion, the heater operates with the power supplied by heater seat switch.

Seat back heater

Built-in seatback, the heater operates with the power supplied by heater seat switch.

HEATED SEAT POWER SUPPLY AND GROUND CIRCUIT

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< COMPONENT DIAGNOSIS >

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COMPONENT DIAGNOSIS

HEATED SEAT POWER SUPPLY AND GROUND CIRCUIT

Component Function Check

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1.

CHECK HEATED SEAT FUNCTION

1.

Turn ignition switch ON.

2.

Check operation of heated seat with heated seat switch.

Is the inspection result normal?

YES

>> Heated seat power supply and ground circuit are OK.

NO

>> Refer to 

SE-5, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000001059421

1.

CHECK POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect heated seat switch connector.

3.

Check voltage between heated seat switch (LH) and ground.

4.

Check voltage between heated seat switch (RH) and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace power supply circuit.

2.

CHECK GROUND CIRCUIT

1.

Check continuity between heated seat switch (LH) and ground.

2.

Check continuity between heated seat switch (RH) and ground.

Is the inspection result normal?

YES

>> Refer to 

GI-39, "Intermittent Incident"

.

NO

>> Repair or replace ground circuit.

Terminals

Voltage (V)

(Approx.)

(+)

(-)

 Heated seat switch connector

Terminal

M55

3

Ground

Battery voltage

Terminals

Voltage (V)

(Approx.)

(+)

(-)

 Heated seat switch connector

Terminal

M56

3

Ground

Battery voltage

 Heated seat switch connector

Terminal

Ground

Continuity

M55

5

Existed

6

 Heated seat switch connector

Terminal

Ground

Continuity

M56

5

Existed

6