Toyota Sequoia (2005). Manual - part 998

172

SEQUOIA (EM00Z0U)

Wireless Door Lock Control

9 1D

2 3A

B–

R

B 5(A), B 6(B), B 7(C)

BR

IB1

2

C

2

R–

B

R–

B

ACTD

W

7.

 5A ECU–

B

2C

8

BECU

W–R

5 B

3A

1

1J

3

1E

2

3E

2

W–R

W–R

W–R

3D

1

10A ECU–

IG

1G

11

1F

C

6

B–

R

IG

4

B–

R

LG

MPX1

C

22

LG

TRLY

C

11

W–L

W–L

B–R

W–R

W–R

1 3C

1 1L

1

5

2

3

2 1G

LG

T

A

ILLI

GHT

Re

la

y

W

L–R

L–B

L–B

L–R

L–R

L–R

R–B

W–R

J 9

D

D

LG–R

W–R

W–R

W

–R

W–R

W–B

W–B

W

W–R

R

C 5(A), C 6(B)

8

EHW

I19

T 7

W

H

R

A

LG–

R

BD2

7

6

LG–

R

LG–

R

LG–

R

BF1

J3

3

(A

), J

3

4

(B

)

W–R

BR

B

B

D

oor

B

12

B

23

A

31

A

32

LG–

B

G–

R

19

HZ

MPX–

MPX+

MPX2

L–

Y

A

24

3

13

LG–

B

Body ECU

Combination Meter

Integr

ati

on C

ontr

o

l

and P

anel

Junction
Connector

Juncti

on

C

onnector

Turn Signal
Flasher Relay

(BAT)

(IG)

SEQUOIA (EM00Z0U)

173

W–R

W–L

B–R

W–R

W–R

L–B

L–R

L–R

R–B

B

L–R

R–B

A

19 A

A

4

A

5

BJ

BD1

2

BF1

12

B

3

1

2

A

7

A

20

W–B

W–B

W

–B

W–B

W–B

W–B

R

L

G

R–

W

3

2

1

B 9

B

B

KEYE

BKUL

BKL

BDCY

CTYE

GND

B12

J1

9

BF1

2

BD2

14

B–R

W–L

B

SIG

B–

R

B

–

R

B–

R

6 B

11 BD2

5 BF1

MPX2

6 B

B

B–R

W–R

W–R

W–B

W–B

2

IC4

B

5

BF1

1

BD2

10

BECU

W–R

W–R

LG–

R

MPX1

2 B

M

A

15

14 A

A

6

A

22

L–

R

L–

B

R–

L

R–

Y

4

3

1

2

ACT+

ACT–

LSWB

LSWE

B13

30A
PWR NO. 5

1G

15

BF1

10

BD1

3

B

4

L–

W

L

–

W

L–

W

L

–

W

BDR

2

LG–R

B10(A), B11(B)

B–R

B

L–B

L–R

IN1

11

3C

8

3A

8

B–R

B

A

B

A

A

A

A

A

J3

7

(A

), J

3

8

(B

)

B–R

B–R

IN1

12

W–R

B

8

ILE

WW

8 BF1

R

J2

1

A

A

R

R

1 BD2

BF1

3

B

7

R–

L

R–

L

LGLP

L 2

1

2

OF

F

ON

D

OOR

B

a

ck D

oor

 C

our

tesy S

W

Back Door ECU

Back Door Key
Lock and Unlock SW

Back Door Lock Motor

Back Door Unlock Detection SW

Juncti

on

C

onnector

Juncti

on

C

onnector

Juncti

on C

onnector

L

uggage R

oom

 L

ight

Juncti

on

C

onnector

J2

2

(BAT)

7. 5A
ECU–B2

2

(BAT)

IA5

6

W–R

2

W

174

SEQUOIA (EM00Z0U)

Wireless Door Lock Control

J 6

(A

), J

 7

(B

)

R–B

G–

B

W–L

B–R

2

1

4

3

6

II2

7

25A
PWR NO. 2

1F

17

II2

3

II2

11

M

(

∗

6)

B

5

D21

L–

B

L–

Y

W–R

B–

R

R–

Y

W–B

LG–

R

LG–

B

L–

R

L–

Y

W–R

B–

R

L–

Y

PKL

PKUL

LSWP

LSWE

BDR

CPUB

SIG

B

MPX1

B

11

F18(A), (B)

A

IF

II2

6

J12

W–B

W–B

GND

8

IB1

G–

B

G–

B

MPX2

4

II2

W–R

W–B

R–B

L–R

D22(A), (B)

MPX1

G–

B

B–

R

IB1

9

B–

R

SIG

BDR

GND

KL

KUL

LSWE

LSWD

L–

R

L–

W

L–

W

L–

W

W–B

R–

Y

W–B

LG–

R

LG–

B

W–B

J3

3

(A

), J

3

4

(B

)

D20

2

1

D A

M

4

3

6

5

B

F

13

IB1

1 1F

25A
PWR NO. 1

W–L

IB1

3

W–L

MPX2

W–R

IB1

1

W–R

CPUB

W–R

B–R

B

B

A

A

G

L–R

L–B

∗

 5 : w/ Driving Position Memory

∗

 6 : w/o Driving Position Memory

A

8

(

∗

5)

A

13

(

∗

5)

B

8

(

∗

6)

B

10

B

19

B

12

B

20

A

20

A

21

A

23

A

25

A

24

A

9

A

10

A

22

B

4

B

13

B

2

B

3

Door Key Lock and Unlock SW Front LH

Door Lock Motor Front LH

Door Unlock Detection SW Front LH

Door Key Lock and Unlock SW Front RH

Door Lock Motor Front RH

Door Unlock Detection SW Front RH

Driver Door ECU

Front Passenger Door ECU

Juncti

on C

onnector

Junction Connector

Juncti

on

C

onnector

(BAT)

(BAT)

(

∗

6)

B

25

(

∗

5)

A

25

(

∗

5)

A

13

(

∗

6)

B

13

B

23

A

23

B

8

A

8

B

21

A

21

B

20

A

20

A

22

B

22

A

10

B

10

A

9

B

9

A

24

B

24

II2

8

SEQUOIA (EM00Z0U)

175

The current flows continuously from DOOR NO.2 fuse to body ECU TERMINAL BDR, from PWR NO.5 fuse to back door
ECU TERMINAL BDR, from PWR NO.2 fuse to front passenger door ECU TERMINAL BDR, from PWR NO.1 fuse to driver
door ECU TERMINAL BDR, and from ECU–B fuse to body ECU, back door ECU, front passenger ECU, driver door ECU,
wireless door control receiver.

1. Wireless Door Lock/Unlock Normal Operation:

Lock operation
All the doors are locked when the lock SW of the transmitter is operated.
Unlock operation
When the unlock SW of the transmitter is operated, the driver’s door is unlocked, and if the SW is operated again within 3
seconds, all the doors are unlocked.

2. Automatic Lock Operation

When the doors are unlocked by operating the unlock SW of the transmitter, if no door is opened or the ignition key is not
inserted in the key cylinder within 30 seconds, all the doors will be locked again.

3. Lock/Unlock Operation Audiovisual Effect Check

When the vehicle is locked by the transmitter, the parking light & taillight flashes once, and a buzzer sounds once. When the
vehicle is unlocked by the transmitter, the parking light & taillight flashes twice, and a buzzer sounds twice.
When the unlock SW of the transmitter is operated while all the doors are locked, the doors will be unlocked and the room
light will come on.
When the back window open SW is operated, the buzzer sounds once.

4. Output Repeat Function

If there is not change in the lock condition of the vehicle after the lock signal is output from the transmitter, the lock signal is
output again.

  :  Parts Location

Code

See Page

Code

See Page

Code

See Page

B5

A

42

D21

46

J29

A

44

B6

B

42

D22

A

46

J30

B

44

B7

C

42

D22

B

46

J33

A

44

B9

46

F10

22, 40

J34

B

44

B10

A

46

F18

A

46

J37

A

44

B11

B

46

F18

B

46

J38

B

44

B12

46

H7

40

J43

44

B13

46

H8

40

J44

A

44

C5

A

42

I17

43

J45

B

44

C6

B

42

I19

43

L2

47

D8

46

J6

A

44

O4

A

47

D9

46

J7

B

44

O5

B

47

D14

46

J8

44

R11

47

D15

46

J9

44

S8

45

D16

46

J12

44

T1

41

D17

46

J19

46

T7

45

D18

46

J21

46

U1

45

D19

46

J22

46

W1

41

D20

46

J28

41

W2

45

: Relay Blocks

Code

See Page

Relay Blocks (Relay Block Location)

2

26

Engine Room R/B No.2 (Engine Compartment Left)

System Outline