Suzuki Wagon R RB310, Supplementary Service Manual

Page: 178 / 254

AIR BAG SYSTEM 10B-25
DTC B1018 : Passenger Air Bag Initiator Circuit Short to Ground
Special tool
(A) : 09932-76010
(B) : 09932-75010
Step Action Yes No
1 1) With ignition switch OFF, disconnect passenger air
bag (inflator) module connector “G74” behind the
glove box.
2) Check proper connection to passenger air bag (infla-
tor) module at terminals in “G74” connector.
3) If OK, then connect Special Tool (B) to passenger air
bag (inflator) module connector “G74” disconnected
at the step 1).
With ignition switch ON, is DTC B1018 current?
Go to step 2. Ignition switch OFF.
Replace passenger air
bag (inflator) module
(Refer to PASSENGER
AIR BAG (INFLATOR)
MODULE in this section).
2 1) With ignition switch OFF, disconnect Special Tool (B)
from “G74” connector and SDM connector “G66” from
SDM respectively.
2) Release shorting bar in SDM connector inserting
release tool (1) included in special tool (A).
3) Measure resistance between “G66-24” terminal and
body ground.
Is resistance infinity?
Go to step 3. Repair short from “YEL/
RED” wire circuit to
ground.
3 1) Measure resistance between “G66-23” terminal and
body ground.
Is resistance infinity?
Substitute a
known-good
SDM and
recheck. Repair short from “YEL”
wire circuit to ground.
[A] : Fig. for STEP 1, 2 and 3 1. Release tool
[B] : Fig. for STEP 2 and 3 2. SDM connector “G66”
[A]
(A)
“G66-23” “G66-24”
[B]
(A)
2
1
“G74”
NOTE:
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components, ensure all components are properly mounted.
• Clear diagnostic trouble codes (Refer to DTC CLEARANCE), if any.
• Repeat AIR BAG DIAGNOSTIC SYSTEM CHECK to confirm that the trouble has been corrected.