Dtc B1017: Power Source Voltage Low - Suzuki Swift Sport 2004 Service & Repair Manual

8B-20 Air Bag System:

DTC B1017: Power Source Voltage Low

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 flow, use a tester 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 Intermittent 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 "L04" connector is within normal range.
Step 4: Check if DTC B1017 still exists.
DTC Troubleshooting
Step
1 1) Measure voltage on battery.
Is voltage 11 V or more?
GRN
1
2
"G32"
1. From main fuse 3. "A/BAG" fuse
2. Ignition switch 4. Junction block assembly
Action
"L04"
4
RED
L29-27
IG
3
BLK
L29-28 E1
6
"L29"
5. SDM
6. Ground for air bag system
Go to Step 2.
5
Yes
Check charging system
and repair as necessary
referring to "Generator
Test (Undercharged
Battery Check) in
Section 1J".
S7RS0B8204013
I7RS0A820009-02
No