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.

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.

IDENTIFY THE MALFUNCTIONING SYSTEM WITH “SYMPTOM DIAGNOSIS”

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

>> GO TO 4.

IDENTIFY THE MALFUNCTIONING PARTS WITH “COMPONENT DIAGNOSIS”

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

>> GO TO 5.

REPAIR OR REPLACE THE MALFUNCTIONING PARTS

Repair or replace the specified malfunctioning parts.

>> GO TO 6.

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.

Are the malfunctions corrected?

YES

>> INSPECTION END

>> GO TO 3.

POWER SEAT

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< FUNCTION DIAGNOSIS >

FUNCTION DIAGNOSIS

POWER SEAT

System Description

INFOID:0000000003642138

BCM can operate regardless of the ignition switch position, because battery power is supplied at all times to
power seat switch.

SLIDING OPERATION

While operating the sliding switch located in power seat switch, sliding motor operates and makes possible the
seat front and back position adjustment.

RECLINING OPERATION

While operating the reclining switch located in power seat switch, reclining motor operates and makes possi-
ble the seat back forward and backward position adjustment.

LIFTING OPERATION

While operating the lifting switch located in power seat switch, lifting motor operates and makes possible the
seat cushion up and down position adjustment.

Component Parts Location

INFOID:0000000003642139

Sliding switch and lifting switch (driv-
er side) B414

Reclining switch (driver side) B414

Reclining motor (driver side) B415

Lifting motor (rear) (driver side) B418 5.

Lifting motor (front) (driver side)
B417

Sliding motor (driver side) B416

View with seat cushion pad and seat
back pad are removed.

Backside of seat cushion

JMJIA1540ZZ

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< FUNCTION DIAGNOSIS >

POWER SEAT

Component Description

INFOID:0000000003642140

Item

Function

BCM

Supplies at all times the power received from battery to power seat switch

Power seat switch

Built-in reclining switch, sliding switch and lifting switch, controls the power supplied to each motor

Reclining motor

With the power supplied from power seat switch, operates forward and backward movement of
seatback

Sliding motor

With the power supplied from power seat switch, operates forward and backward slide of seat

Lifting motor (front/rear)

With the power supplied from power seat switch, operates up and down movement of seat cushion

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