Dtc B1043 / B1047: Driver / Passenger Pretensioner Initiator Circuit Short To Ground - Suzuki Liana RH413 Service Manual

DTC B1043 / B1047: Driver / Passenger Pretensioner Initiator Circuit Short to Ground

Wiring Diagram
GRN
1
2
[A]
[A]: Shorting bar
1. From main fuse
2. Ignition switch
CAUTION
!
• Be sure to perform "Air Bag Diagnostic System Check" before starting diagnosis according to flow.
• When measurement of resistance or voltage is required in this table, use a specified digital
multimeter (Refer to "Special Tool".) along with a correct terminal adapter from special tool
(Connector test adapter kit).
• When a check for proper connection is required, refer to "Inspection of Intermittents and Poor
Connections".
• If there is open circuit in the air bag wire harness, connector or terminal is found damaged, replace
the wire harness, connector and terminal as an assembly.
DTC Will Set when
The voltage measured at driver or passenger seat belt pretensioner initiator circuit is below a specified value for
specified time.
Flow Test Description
Step 1: Check whether malfunction is in seat belt pretensioner.
Step 2: Check seat belt pretensioner initiator circuit in air bag harness.
"L70"
"G14"
"L80"
3
RED
RED
BLK
L70-31
7
3. "AIR BAG" fuse
4. SDM
5. Driver seat belt pretensioner
4
+12V
L70-32
+12V
6. Passenger seat belt pretensioner
7. Ground for air bag system
Air Bag System:
S3RH0A8204026
"L70"
"L75"
5
PNK
L70-33
WHT
L70-34
BRN
L70-36
LT GRN
L70-35
6
"L76"
I2RH01820034-02
8B-62