AB(diag)-35
Airbag Warning Light Failure
AIRBAG SYSTEM (DIAGNOSTICS)
2
CHECK POOR CONTACT.
1) Turn the ignition switch to OFF, disconnect
the ground cable from battery, and wait for 20
seconds or more.
2) Confirm that the airbag control module and
the connectors (AB6, AB17, AB18) are securely
connected.
Is there faulty connector con-
tact (AB6, AB17, AB18)?
If the faulty con-
nector contact
remains, replace
the airbag main
harness along with
body harness or
replace the airbag
control module.
<Ref. to AB-21,
Airbag Control
Module.>
Go to step
3
.
3
CHECK AIRBAG MAIN HARNESS.
1) Remove the instrument panel lower cover
and disconnect the connectors (AB7) and
(AB2).
2) Remove the console front panel and discon-
nect the connectors (AB10) and (AB9).
3) Disconnect the connectors (AB6, AB17,
AB18) from the airbag control module, and con-
nect the test harness AG connector (1AG).
4) Connect the battery ground terminal and
turn the ignition switch to ON.
5) Connect the connectors (7AG) and (8AG) in
the test harness AG.
NOTE:
After the fault has been cleared, disconnect the
connectors (7AG) and (8AG).
Does the airbag warning light
go off?
Go to step
4
.
Go to step
5
.
4
CHECK GROUND CIRCUIT.
Measure the resistance between connector
(2AG) in the test harness AG and chassis
ground.
Connector & terminal
(2AG) No. 4 — Chassis ground:
(2AG) No. 3 — Chassis ground:
Is the resistance less than 10
:
? Replace the airbag
control module.
<Ref. to AB-21,
Airbag Control
Module.>
Repair the chassis
ground circuit.
5
CHECK AIRBAG MAIN HARNESS AND
BULKHEAD HARNESS.
1) Turn the ignition switch to OFF, disconnect
the battery ground terminal, and wait 20 sec-
onds or more.
2) Disconnect the connectors (7AG) and
(8AG).
3) Remove the combination meter.
4) Measure the resistance between the combi-
nation meter connector and test harness AG
connector (2AG).
Connector & terminal
(2AG) No. 5 — (i10) No. 36:
Is the resistance less than 10
:
? Check the combi-
nation meter.
Go to step
6
.
6
CHECK POOR CONTACT OF CONNECTORS
(AB1) AND (B31).
Confirm that there is a firm contact between
connectors (AB1) and (B31).
Is there poor contact of connec-
tors (AB1) and (B31)?
Repair the bulk-
head harness or
replace the airbag
main harness
along with body
harness.
Go to step
7
.
7
CHECK AIRBAG MAIN HARNESS.
Check the airbag main harness for defect.
Is there any defect in the airbag
main harness?
Replace the airbag
main harness
along with bulk-
head harness.
Repair the bulk-
head harness.
Step
Check
Yes
No
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