Suzuki 2006 SX4 Service Manual page 1092

8B-53 Air Bag System:
DTC Troubleshooting
Step
1 Was "Air Bag Diagnostic System Check Flow" performed?
2 Seat belt pretensioner circuit check
1) With ignition switch turned OFF, remove center pillar
lower trim of applicable side and disconnect applicable
seat belt pretensioner connector "L283" or "L285".
2) Disconnect SDM connector "L04".
3) Check for proper connection to applicable seat belt
pretensioner at terminals in "L283" or "L285".
4) Check for proper connection to SDM at terminals "L04-7"
and "L04-8" (for DTC B1053) or terminals "L04-9" and
"L04-10" (for DTC B1057).
5) If OK, release shorting bar in SDM connector inserting
release tool (1) included in special tool (A).
6) Measure resistance between "L04-7" and body ground,
and between "L04-8" and body ground (for DTC B1053).
7) Measure resistance between "L04-9" and body ground,
and between "L04-10" and body ground (for DTC
B1057).
Special tool
(A): 09932–76010
"L04-7" "L04-8" "L04-9" "L04-10"
Is each measured resistance infinity?
NOTE
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components and 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
(A)
1,(A)
I7RW01822060-01
Yes
Go to Step 2.
Substitute a known-
good SDM and recheck.
No
Go to "Air Bag
Diagnostic System
Check Flow".
Repair short to ground
in defective circuit.