Suzuki 2006 SX4 Service Manual page 1004

8B-39 Air Bag System:
Step
3 Floor harness circuit check
1) Disconnect "L378" connector located near the driver side
front pillar lower trim.
2) If OK, release shorting bar in SDM connector inserting
release tool (1) included in special tool (A).
Special tool
(A): 09932–76010
3) With ignition switch turned ON, measure voltage
between "L378-1" terminal and body ground, and
between "L378-2" terminal and body ground.
"L04-3"
1,(A)
Is each measured voltage 0 V?
4 Contact coil circuit check
1) Connect contact coil connector "G347" located under the
steering column.
2) Remove driver air bag (inflator) module from steering
column referring to "Driver Air Bag (Inflator) Module
Removal and Installation".
3) Check for proper connection to driver air bag (inflator)
module at terminal in connector (2).
4) If OK, release shorting bar in SDM connector inserting
release tool (1) included in special tool (A).
Special tool
(A): 09932–76010
5) With ignition switch turned ON, measure voltage
between each terminals of driver air bag (inflator)
module connector (2) and body ground.
2
"L04-3" "L04-4"
1,(A)
Is each measured voltage 0 V?
Action
"L04-4"
(A)
(A)
Yes
Repair "GRN/RED"
circuit or "GRN" circuit
for short to power
supply circuit at
instrument panel
harness.
I7RW01821022-01
Substitute a known-
good SDM and recheck.
I7RW01821023-01
No
Repair "GRN/RED"
circuit or "GRN" circuit
for short to power
supply circuit at floor
harness.
Replace contact coil
assembly referring to
"Contact Coil Cable
Assembly Removal and
Installation in Section
6B".