Subaru Legacy 2004 Service Manual page 3520

AIRBAG SYSTEM (DIAGNOSTICS)
8. Read Diagnostic Trouble
Code (DTC)
A: OPERATION
1) Remove the instrument panel lower cover upper.
<Ref. to EI-50, REMOVAL, Instrument Panel Low-
er Cover.>
2) Turn the ignition switch to ON.
3) Connect one of the ground terminals to the diag-
nosis connector terminal No. 2 in the instrument
panel lower cover area.
(1)
ON
(2)
OFF
ON
(3)
OFF
ON
(4) OFF
(1) For example
(2) Blinking code 12:
5) Turn the ignition switch to OFF, and disconnect
the ground terminal from diagnosis connector ter-
minal No. 2.
6) Wind the tape around the ground terminal and
return it to its original position.
Read Diagnostic Trouble Code (DTC)
B82
1 2 3
4 5 6 7 8
AB-00778
10 1 1
1.2 0.3 0.3 0.3 0.3
10 10
1.2 0.3 1.2 0.3
0.6 0.6 (5)
(3) Blinking code 21:
(4) Blinking normal code:
AB(diag)-30
NOTE:
The harness (yellow/black) of ground terminal is
wrapped by tapes with the harness (red, red/black)
of diagnosis connector.
4) Read the DTC by identifying the way airbag
warning light blinks.
The airbag warning light blinks a DTC correspond-
ing 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(diag)-37, List of Diagnostic Trouble Code
(DTC).>
• "Airbag Warning Light Failure" <Ref. to AB(diag)-
33, Airbag Warning Light Failure.>.
10 1
1.2 (5)
1 10
0.3 1.2
(5)
1
10 1
(5) Sec.
AB-00137