Suzuki SX4 Service Manual page 1124

8B-31 Air Bag System:
DTC Troubleshooting
Step
1 Was "Air Bag Diagnostic System Check Flow" performed?
2 Drive air bag circuit check
1) With ignition switch turned OFF, disconnect contact coil
connector located under the steering column.
2) Check for proper connection to contact coil at terminal in
"G347" connector.
3) If OK, then connect special tools (A) and (B) to "G347"
connector disconnected in Step 1).
Special tool
(A): 09932–75010
(B): 09932–78340
DRIVER
4) Check SDM for DTC.
With ignition switch turned ON, is DTC B1031 indicated?
3 Driver air bag circuit check
1) Disconnect SDM connector "L04".
2) Check for proper connection to SDM connector at
terminal "L04-3" and "L04-4".
3) If OK, release shorting bar in SDM connector inserting
release tool (1) included in special tool (A).
Special tool
(A): 09932–76010
4) Measure resistance between "L04-3" and "G347-2"
terminals.
5) Measure resistance between "L04-4" and "G347-1"
terminals.
"L04-3"
1,(A)
Is each measured resistance 1
Action
"G347"
PASSENGER
(B)
(A) BASE OF COLUMN BASE OF COLUMN
"L04-4"
(A)
Ω
or less?
Yes
Go to Step 2.
Go to Step 3.
I7RW01821018-02
Substitute a known-
good SDM and recheck.
I7RW01821019-01
No
Go to "Air Bag
Diagnostic System
Check Flow".
Go to Step 5.
Go to Step 4.