Suzuki 2006 SX4, Service Manual

Page: 1012 / 1478

8B-47 Air Bag System:
DTC Troubleshooting
Step Action Yes No
1 Was “Air Bag Diagnostic System Check Flow” performed? Go to Step 2. Go to “Air Bag
Diagnostic System
Check Flow”.
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.
Is each measured voltage 0 V?
Substitute a known-
good SDM and recheck. Go to Step 3.
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.
Is each measured voltage 0 V?
Repair “BLU/RED”
circuit or “YEL/RED”
circuit for short to power
supply circuit at
instrument panel
harness. Repair “BLU/RED”
circuit or “YEL/RED”
circuit for short to power
supply circuit at floor
harness.
1, (A)
“L04-6” “L04-5”
(A)
I7RW01822047-01
1, (A)
“L04-6” “L04-5”
(A)
I7RW01822047-01