Subaru Legacy III (2000-2003 year). Manual - part 898

AB-18

AIRBAG SYSTEM (DIAGNOSTICS)

AIRBAG CONNECTOR

3. DRIVER'S AIRBAG (ROLL CONNECTOR 
AND AIRBAG MODULE

1) How to disconnect:

(1) Using a flat tip screwdriver, pry the push
lock upward to unlock.

(2) Pull the connector to disconnect from driv-
er’s side airbag module assembly.

2) How to connect:
Connect the connector in reverse order of discon-
necting. At this time, be sure to insert the connector
in until connecting sound is heard.

CAUTION:
Be sure to insert the connector in until it locks. 
Then pull on it gently to make sure that it is 
locked.

4. FRONT SUB-SENSOR, SIDE AIRBAG 
SENSOR

1) How to disconnect:

(1) Holding outer part (A), pull it in the direction
of the arrow.

CAUTION:
When pulling, be sure to hold onto the connec-
tor and not the wire.

2) How to connect:
Holding the connector, and push it in carefully until
a connecting sound is heard.

CAUTION:
• Outer (A) moves back, and so do not put your
hand on the outer part.
• Be sure to insert the connector in until it
locks. Then pull on it gently to make sure that it
is locked.

AB-00020

AB-00285

( A )

AB-00286

( A )

AB-19

AIRBAG SYSTEM (DIAGNOSTICS)

AIRBAG WARNING LIGHT ILLUMINATION PATTERN

6. Airbag Warning Light Illumi-

nation Pattern

A: INSPECTION

Keep the ignition switch ON, and confirm that the
airbag warning light remains off approximately 6
seconds after being turned on.

(1) Airbag warning light

(2) Approx. 6 seconds

(3) Ignition switch ON

AB-00135

(1)

(2)

(3)

OFF

ON

AB-20

AIRBAG SYSTEM (DIAGNOSTICS)

READ DIAGNOSTIC TROUBLE CODE (DTC)

7. Read Diagnostic Trouble 

Code (DTC)

A: OPERATION

1) Turn the ignition switch ON.
2) Connect the diagnosis terminal to diagnosis con-
nector terminal No. 2 in the driver's seat lower cov-
er area.

3) Read DTC by identifying the way the air bag
warning light flashes.
The airbag warning light flashes a DTC corre-
sponding to the faulty parts.
The long segment (1.2 sec on) indicates a “ten”,
and the short segment (0.3 sec on) indicates a
“one”.

NOTE:
• “List of Diagnostic Trouble Code (DTC)” <Ref. to
AB-28, List of Diagnostic Trouble Code (DTC).>
• “Airbag Warning Light Failure” <Ref. to AB-24,
Airbag Warning Light Failure.>

4) Turn the ignition switch OFF, and disconnect the
diagnosis terminal from the diagnosis connector
terminal No. 2.
5) Wind tape around the diagnosis terminal and re-
turn it to its original position.

(1) Diagnosis connector

(2) Diagnosis terminal

AB-00290

1 2

3
8

7

6

5

4

B82

( 1 )

( 2 )

(1) Example

(3) Flashing code 21

(5) Sec.

(2) Flashing code 12

(4) Flashing normal code

(1)

(2)

ON

10

1.2

0.3

0.3

0.3

0.3

1.2

(5)

1

1

10

1

1

10

1.2

0.6

0.6

0.3

1.2

0.3

0.3

1.2

(5)

(5)

10

1

10

10

1

OFF

ON

OFF

ON

OFF

(3)

(4)

AB-00137

AB-21

AIRBAG SYSTEM (DIAGNOSTICS)

INSPECTION MODE

8. Inspection Mode

A: OPERATION

Recreate the circumstance by referring to the con-
ditions described in the checklist.