Suzuki SX4 Service Manual page 1139

Step
2 Passenger air bag circuit check
1) Remove passenger air bag (inflator) module from
steering column referring to "Passenger Air Bag (Inflator)
Module Removal and Installation".
2) Disconnect SDM connector "L04".
3) Check for proper connection to SDM connector at
terminal "L04-5" and "L04-6".
4) Check for proper connection to passenger air bag
(inflator) module at terminals in "G259" connector.
5) If OK, release shorting bar in SDM connector inserting
release tool (1) included in special tool (A).
Special tool
(A): 09932–76010
6) With ignition switch turned ON, measure voltage
between "L04-5" terminal and body ground, and
between "L04-6" terminal and body ground.
"L04-5"
Is each measured voltage 0 V?
3 Floor harness circuit check
1) Disconnect "L377" connector located near the
passenger side front pillar lower trim.
2) Check for proper connection to floor harness connector
at terminal in "L377" connector.
3) If OK, release shorting bar in SDM connector inserting
release tool (1) included in special tool (A).
Special tool
(A): 09932–76010
4) With ignition switch turned ON, measure voltage
between "L377-1" terminal and body ground, and
between "L377-2" terminal and body ground.
"L04-5"
Is each measured voltage 0 V?
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)
"L04-6"
1, (A)
(A)
"L04-6"
1, (A)
Yes
Substitute a known-
good SDM and recheck.
I7RW01822047-01
Repair "BLU/RED"
circuit or "YEL/RED"
circuit for short to power
supply circuit at
instrument panel
harness.
I7RW01822047-01
Air Bag System: 8B-46
No
Go to Step 3.
Repair "BLU/RED"
circuit or "YEL/RED"
circuit for short to power
supply circuit at floor
harness.