Suzuki Swift Sport 2004 Service & Repair Manual page 1087

Step
2 1) With ignition switch OFF, disconnect "L32" connector
located near the glove box.
2) Check proper connection to floor harness connector at
terminal "L32-3" and "L32-4".
3) If OK, then connect special tools (B) and (C) to "L32"
connector disconnected in Step 1).
Special tool
(B): 09932-75010
(C): 09932–77320
"L32"
DRIVER
STEERING WHEEL
4) Check SDM DTC.
NOTE
At this time, DTC B1031 may be output, but it is
not related to this check.
With ignition switch ON, is DTC B1042 indicated?
Action
(C)
PASSENGER
(B)
I4RS0A820022-01
Air Bag System:
Yes
Go to Step 3.
8B-49
No
"BLU/RED" circuit
shorted to "YEL/RED"
circuit, "BLU/RED"
circuit or "YEL/RED"
circuit shorted to other
circuit in instrument
panel harness.