Suzuki SX4 Service Manual page 1172

8B-79 Air Bag System:
Step
2 Driver / passenger curtain-air bag circuit check
1) With ignition switch turned OFF, remove rear quarter
upper trim (hatchback model [A]) or rear pillar inner trim
(sedan model [B]) of applicable side and disconnect
applicable side curtain-air bag (inflator) module
connector.
2) Check for proper connection to applicable side curtain-
air bag (inflator) module at terminals in connector "Q103"
or "Q102" (hatchback model), "L291" or "L290" (sedan
model).
3) If OK, then connect special tools (A), (B) and (C) to
applicable side curtain-air bag (inflator) module
connector.
Special tool
(A): 09932–76010
(B): 09932–75010
(C): 09932–78310
(C)
(B)
STEERING WHEEL
4) Check SDM for DTC.
With ignition switch turned ON, is DTC B1362 or B1366 still
indicated?
Action
[A]
"Q103", "Q102"
(A)
[B]
"L291", "L290"
Yes
Go to Step 3.
I6RW0B820010-03
No
Replace side curtain-air
bag (inflator) module
referring to "Side
Curtain-Air Bag
(Inflator) Module
Removal and
Installation".