Honda Odyssey 2004. Manual - part 531

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’03-04 Models

23-66

SRS

Circuit Diagram (cont’d)

C851

C205

C304

C402

C861

C589

C505

N

P

I

C852

C558

C501

C503

G851

BLK

13

24

YEL/GRN

YEL

6

3

5

BLU

BLK

YEL/GRN

BLU

RED/BLU

YEL/GRN

GRN

RED/BLK

YEL

C851

RED

2

3

1

4

3

9

3

4

C

A

GRN

BLU

YEL/GRN

23

BLK

BLK

22

BLK

2

1

BRN

GRY

BLU

5

4

6

26

23

24

25

BLU

GRY

BRN

LT GRN/BLK

25

LT GRN/BLK

26

BRN

24

GRY

BLU

19

C851

2

1

RIGHT FRONT IMPACT SENSOR

GRN

BRN

LEFT FRONT IMPACT SENSOR

1

2

RED

BRN/BLK

4

2

RED

BRN

BRN/BLK

GRN

28

GRN

A

*3

4

3

1

2

BLK

4

RED/BLU

4

RED/BLU

RED/BLU

1

6

20

RED/BLU

B

A

B

DRIVER’S UNDER DASH FUSE/RELAY BOX

28

27

11

12

4

2

BLK

RED/WHT

BLK/WHT

GRN

GRN/BLK

GRN/WHT

GRN/YEL

BLU/YEL

YEL

WHT

RED/YEL

2

1

8

7

3

4

10

9

17

18

BRN/BLK

18

17

RED/YEL

WHT

YEL

BLU/YEL

4

3

2

GRN/YEL

GRN/WHT

GRN/BLK

GRN

BLK/WHT

RED/WHT

GRN

BLU

WHT/RED

BLK

G581

4

3

1

BLK

BLK

7

8

YEL

YEL/GRN

2

1

7

4

No.1
(15A)

(10A)

No.2

No.11
(10A)

(10A)

No.9

IG1

BAT

3

4

9

10

2

1

4

3

2

1

BLK

BLK

1

2

BATTERY

11

GAUGE ASSEMBLY

16

8

4

3

7

OPDS UNIT

SRS UNIT

BRN

16

27

RED

2

1

3

4

BLK

YEL/GRN

BLU

GRN

15

G503

BLK

IGNITION
SWITCH

IG1 HOT in ON (II)
and START (III)

DASHBOARD
WIRE
HARNESS A

DASHBOARD
WIRE
HARNESS B

DASHBOARD
WIRE
HARNESS A

MULTIPLEX
CONTROL UNIT

PASSENGER
AIRBAG
CUTOFF
INDICATOR

DASHBOARD
WIRE
HARNESS A

LEFT SIDE
WIRE
HARNESS

SRS
FLOOR
SUB
HARNESS

SRS
FLOOR
HARNESS

SRS
MAIN
HARNESS

MULTIPLEX
CONTROL
UNIT

DRIVER’S
AIRBAG
FIRST
INFLATOR

DRIVER’S
AIRBAG
SECOND
INFLATOR

FRONT
PASSENGER’S
AIRBAG
FIRST
INFLATOR

FRONT
PASSENGER’S
AIRBAG
SECOND
INFLATOR

CABLE
REEL

SRS
FLOOR
HARNESS

SRS
MAIN
HARNESS

LEFT ENGINE
COMPARTMENT
WIRE HARNESS

RIGHT ENGINE
COMPARTMENT
WIRE HARNESS

MEMORY
ERASE
SIGNAL (MES)
CONNECTOR
(2P)

DATA LINK
CONNECTOR (16P)

DASHBOARD
WIRE
HARNESS A

SRS FLOOR
HARNESS

DASHBOARD
WIRE HARNESS A

RIGHT SIDE
WIRE HARNESS

SIDE AIRBAG
CUTOFF
INDICATOR

SEAT BELT
REMINDER
LIGHT

SRS INDICATOR
CIRCUIT

SRS
INDICATOR

RIGHT SIDE
WIRE HARNESS

FRONT PASSENGER’S
WEIGHT SENSOR UNIT

INNER SIDE
FRONT
PASSENGER’S
WEIGHT
SENSOR

OUTER SIDE
FRONT
PASSENGER’S
WEIGHT
SENSOR

OPDS
SENSOR

OPDS
UNIT
HARNESS

DASHBOARD
WIRE HARNESS A

PASSENGER’S
SEAT WIRE
HARNESS

A

B

C

03/07/29 10:32:53 61S0X050_230_0066

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23-67

C581

C551

C505

K

A

C589

C552

C502

C559

C558

C584

C557

C583

C556

C552

BLK

BLK

RED/BLK

RED/YEL

2

1

1

2

15

RED/YEL

RED/BLK

6

3

RED/BLK

RED/YEL

4

1

2

RED/WHT

RED/BLU

2

1

5

RED/BLU

RED/WHT

14

2

RED/WHT

RED/BLU

1

G581

*3

1

2

3

7

6

5

BLU

YEL/BLU

BLK

BLU

GRY

BLK

BLU

BLU

YEL/BLU

2

6

5

YEL/BLU

BLU

BLU

2

3

1

22

21

16

BLU

BLU

YEL/BLU

18

YEL/BLU

BLU

BLU

27

12

*1

BLK

BLU

GRY

BLK

RED/BLU

BLU/RED

2

1

7

RED/BLU

BLU/RED

5

BLU/RED

RED/BLU

C851

C503

7

8

RED/BLU

BLU/RED

B

5

12

WHT

BLK

*1

*2

C852

1

2

BLK

WHT

GRN/RED

GRN/YEL

2

1

2

3

GRN/YEL

GRN/RED

9

10

28

16

GRN/RED

GRN/YEL

2

1

24

23

RED/YEL

RED

1

2

RED

RED/YEL

RED/YEL

RED

23

24

B

: With seat heater (passenger’s side)

*3

*2 : Without power seat

: With power seat

*1

(With side airbag)

20

19

11

17

27

28

18

17

22

21

PNK

RED/WHT

GRN/WHT

LT GRN

GRN/YEL

GRN

GRN

GRN/YEL

LT GRN

GRN/WHT

RED/WHT

PNK

1

2

2

1

1

2

PNK

RED/WHT

GRN/WHT

LT GRN

GRN/YEL

GRN

25

26

19

20

21

22

BLU/RED

2

1

SRS UNIT

2

1

12

7

1

2

2

3

1

RED/BLU

G551

DRIVER’S
SEAT
WIRE
HARNESS

DRIVER’S
SEAT
POSITION
SENSOR

DRIVER’S
SPS SUB
HARNESS

LEFT
SIDE
WIRE
HARNESS

SRS
FLOOR
SUB
HARNESS

SRS
FLOOR
HARNESS

DRIVER’S
SIDE AIRBAG
INFLATOR

DRIVER’S
SIDE IMPACT
SENSOR

LEFT
SIDE
WIRE
HARNESS

RIGHT
SIDE
WIRE
HARNESS

FRONT
PASSENGER’S
SIDE AIRBAG
INFLATOR

FRONT
PASSENGER’S
SIDE IMPACT
SENSOR

RIGHT
SIDE
WIRE
HARNESS

LEFT
SIDE
WIRE
HARNESS

DRIVER’S
SEAT BELT
TENSIONER

FRONT
PASSENGER’S
SEAT BELT
TENSIONER

FRONT
PASSENGER’S
SEAT BELT
BUCKLE
SWITCH

PASSENGER’S
SEAT WIRE
HARNESS

ON :
UNBUCKLED

ON :
BUCKLED

DRIVER’S
SEAT BELT
BUCKLE
SWITCH

ON :
UNBUCKLED

ON :
BUCKLED

DRIVER’S
SEAT WIRE
HARNESS

RIGHT SIDE WIRE
HARNESS

DRIVER’S UNDER DASH
FUSE/RELAY BOX

MULTIPLEX
CONTROL
UNIT

LEFT
SIDE WIRE
HARNESS

DASHBOARD
WIRE
HARNESS A

SRS
MAIN
HARNESS

SRS
FLOOR
HARNESS

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Ｓ０Ｘ４ＡＺ４Ｋ７９１０００８１０１１ＦＡＡＴ００

’99-01 Models

DTC 1-1:

DTC 1-2:

YES

NO

YES

NO

23-68

SRS

DTC Troubleshooting

A

07TAZ-SZ5011A

07SAZ-TB4011A

A

07TAZ-SZ5011A

07SAZ-TB4011A

Open in Driver’s Airbag Inflator

Increased Resistance in Driver’s

Airbag Inflator

1. Erase the DTC memory (see page 23-38).

2. Turn the ignition switch ON (II), and check that the

SRS indicator comes on for about 6 seconds and
then goes off.

Go to step 3.

Intermittent failure, system is OK at this time.

Go to Troubleshooting Intermittent Failures (see
page 23-39).

3. Turn the ignition switch OFF. Disconnect the

battery negative cable, and wait for 3 minutes.

4. Disconnect the driver’s airbag 2P connector from

the cable reel 2P connector (A).

5. Connect the special tool (2

connector) to the

cable reel connector.

6. Reconnect the battery negative cable.

7. Erase the DTC memory.

8. Read the DTC (see page 23-35).

Go to step 9.

Open or increased resistance in the driver’s

airbag inflator; replace the driver’s airbag (see page
23-368).

9. Turn the ignition switch OFF. Disconnect the

battery negative cable, and wait for 3 minutes.

10. Disconnect the cable reel 2P connector from the

SRS main harness 2P connector (A).

11. Connect the special tool (2

connector) to the SRS

main harness 2P connector.

12. Reconnect the battery negative cable.

13. Erase the DTC memory.

Does the SRS indicator stay on?

Is DT C 1-1 or 1-2 indicated?

03/07/29 10:32:55 61S0X050_230_0068

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YES

NO

YES

NO

23-69

A

B

A

SRS MAIN HARNESS 18P CONNECTOR

14. Read the DTC.

Go to step 15.

Open or increased resistance in the cable reel;

replace the cable reel (see page 23-376).

15. Turn the ignition switch OFF. Disconnect the

battery negative cable, and wait for 3 minutes.

16. Disconnect the front passenger’s airbag 2P

connector (A) and both seat belt tensioner 2P
connectors (B).

17. Disconnect the SRS main harness 18P connector

(A) from the SRS unit. Do not disconnect the special
tool from the SRS main harness 2P connector.

18. Check resistance between the No. 1 terminal and

the No. 13 terminal of the SRS main harness 18P
connector. There should be 2.0

3.0

.

Faulty SRS unit or poor contact at the SRS

main harness 18P connector and the SRS unit.
Check the connection between the SRS main
harness 18P connector and the SRS unit. If the
connection is OK, replace the SRS unit (see page
23-382).

Open or increased resistance in the SRS main

harness; replace the SRS main harness.

Wire side of female terminals

Is DT C 1-1 or 1-2 indicated?

Is the r esistance as specif ied?

03/07/29 10:32:56 61S0X050_230_0069