8B-18 Air Bag System:
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 voltage at the “AIR BAG” warning right circuit terminal “L29-2” does not match the commanded state of the
warning right driver for specified time.
Flow Test Description
Step 1: This test rechecks “AIR BAG” warning right operation.
Step 2: This test rechecks whether an abnormality is in SDM.
DTC Troubleshooting
NOTE
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components and ensure all components are properly mounted.
• Clear DTCs referring to “DTC Clearance”, if any.
• Repeat “Air Bag Diagnostic System Check” to confirm that the trouble has been corrected.
DTC B1016: Power Source Voltage High
S7RS0B8204012
Wiring Diagram
Step Action Yes No
1 1) This DTC is set when there is a trouble in “AIR BAG”
warning right circuit. Failure to properly perform “Air Bag
Diagnostic System Check” may also result in
misdiagnosis. Therefore, check “AIR BAG” warning right
circuit again according to “Air Bag Diagnostic System
Check”.
Is “AIR BAG” warning right circuit in good condition?
Go to Step 2. Repair “AIR BAG”
warning right circuit.
2 1) Clear DTC referring to “DTC Clearance”.
2) Check DTC referring to “DTC Check”.
Is DTC B1014 set?
Substitute a known-
good SDM and recheck.
Recheck air bag system
referring to “Air Bag
Diagnostic System
Check”.
1
2
3
GRN
RED
6
BLK
L29-27
L29-28
IG
E1
5
4
“L29”
“L04”
“G32”
I7RS0A820009-02
1. From main fuse 3. “A/BAG” fuse 5. SDM
2. Ignition switch 4. Junction block assembly 6. Ground for air bag system
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