Air Bag System: 8B-19
DTC Troubleshooting
Step Action Yes No
1 1) This DTC is set when there is a trouble in “AIR BAG” Go to Step 2. Repair “AIR BAG”
warning lamp circuit. Failure to properly perform “Air Bag warning lamp circuit.
Diagnostic System Check” may also result in
misdiagnosis. Therefore, check “AIR BAG” warning lamp
circuit again according to “Air Bag Diagnostic System
Check: ”.
Is “AIR BAG” warning lamp circuit in good condition?
2 1) Clear DTC referring to “DTC Clearance: ”. Substitute a known- Recheck air bag system
2) Check DTC referring to “DTC Check: ”.
good SDM and recheck. referring to “Air Bag
Diagnostic System
Is DTC B1014 set?
Check: ”.
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
S4RS0A8204020
Wiring Diagram
5
“L04”
4
1
GRN RED
2
L29-26 IG
“G32”
3
BLK
L29-27 E1
6
“L29”
I4RS0A820011-
1. From main fuse 3. “A/BAG” fuse 5. SDM
2. Ignition switch 4. Junction block assembly 6. Ground for 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.