Suzuki Liana RH413, Service Manual

Page: 979 / 1302

Air Bag System: 8B-54
DTC B1032: Power Source Voltage Low
S3RH0A8204023
Wiring Diagram
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 power source voltage is below an approx. 8 V for specified time.
Flow Test Description
Step 1: Check if voltage on battery is within normal range.
Step 2: Check if voltage applied to SDM is within normal range.
Step 3: Check if voltage applied to connector “G14” is within normal range.
Step 4: Check if DTC B1032 still exists.
DTC Troubleshooting
1
2
RED GRN
RED
3
5
BLK
“L70”
L70-32
L70-31
4
“G14”
“L80”
+30V +5V
I2RH01820030-02
1. From main fuse 3. “AIR BAG” fuse 5. Ground for air bag system
2. Ignition switch 4. SDM
Step Action Yes No
1 1) Measure voltage on battery.
Is voltage 11 V or more?
Go to Step 2. Check Charging System
and repair as necessary
referring to “Generator
Symptom Diagnosis in
Section 1J”.)