Suzuki Swift Sport 2004 Service & Repair Manual page 1130

8B-92 Air Bag System:
Step
2 1) With ignition switch OFF, disconnect SDM connector
"L29".
2) Release shorting bar in SDM connector inserting release
tool (1) included in special tool (A).
3) Measure voltage between "L29-19" and body ground,
and between "L29-20" and ground (for DTC B1364) or
"L29-21" and body ground, and between "L29-22" and
body ground (for DTC B1368) with connected special
tools (A), (B) and (C).
Special tool
(A): 09932–76010
(B): 09932–75010
(C): 09932–78310
"L18", "L41"
(A)
STEERING WHEEL
With ignition switch ON, is voltage 1 V or less?
NOTE
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components, ensure all components are properly mounted.
• Clear DTCs referring to "DTC Clearance", if any.
• Repeat "Air Bag Diagnostic System Check" to confirm that the trouble has been corrected.
Action
"L29-19" "L29-20""L29-21""L29-22"
(A)
(C)
(B)
I7RS0B820006-01
Yes
Substitute a known-
good SDM and recheck.
No
DTC B1064: Repair
short from "YEL/GRN"
or "YEL/BLU" wire
circuit to power circuit.
DTC B1068: Repair
short from "BLK/YEL" or
"BRN/YEL" wire circuit
to power circuit.