DTC B1060-15
Precautions: Precautions for Air Bag System Service · Precautions for Handling and Storage of Air Bag System Components · Precautions for Disposal of Air Bag and Seat Belt Pretensioner · Precautions for Restraint · General safety (00)
DTC Detecting Condition and Trouble Area
| DTC detecting condition | Trouble area |
|---|---|
|
B1060-15: Driver Air Bag (1st stage) Circuit Shorted to Power Supply Driver air bag (inflator) module circuit has been shorted to power supply. |
•Driver air bag (inflator) module circuit
•Contact coil assembly •SDM |
Circuit Diagram
| [A]: | Without cruise control system | [G]: | “L04” connector (View: [a]) | 2. | Contact coil assembly |
| [B]: | With cruise control system | A1: | Driver air bag (inflator) module deployment signal output circuit | 3. | SDM |
| [C]: | “S121” connector (View: [a]) | A2: | Driver air bag (inflator) module deployment signal ground circuit | 4. | Shorting bar |
| [D]: | “G347” connector (View: [a]) | A3: | Driver air bag (inflator) module deployment signal output circuit | 5. | Floor harness |
| [E]: | “G374” connector (View: [a]) | A4: | Driver air bag (inflator) module deployment signal ground circuit | 6. | Instrument panel harness |
| [F]: | “G344” connector (View: [a]) | 1. | Driver air bag (inflator) module |
DTC Troubleshooting
| Step | Action | Yes | No |
|---|---|---|---|
| 1 |
Was “Air Bag Diagnostic System Check” performed?
|
Go to Step 2.
|
|
| 2 |
Driver air bag (inflator) module circuit check
1)Check that ignition is “OFF”.
2)Disconnect “G347” or “G374” connector.
3)Disconnect “L04” connector.
4)Release shorting bar in SDM connector inserting release tool (B).
5)Set ignition “ON”.
6)Check the following point.
•Voltage between each of “A3” and “A4” circuits and ground: 0 V
 Is check result OK?
|
Go to Step 4.
|
Go to Step 3.
|
| 3 |
Floor harness circuit check
1)Check that ignition is “OFF”.
2)Disconnect “L377” connector.
3)Release shorting bar in SDM connector inserting release tool (B).
4)Set ignition “ON”.
5)Check the following point.
•Voltage between each of “A3” and “A4” circuits and ground: 0 V
Is check result OK?
|
Replace instrument panel harness.
|
Replace floor harness.
|
| 4 |
Contact coil circuit check
1)Check that ignition is “OFF”.
2)Connect “G347” or “G374” connector.
3)Remove driver air bag (inflator) module from steering column.
4)Release shorting bar in SDM connector inserting release tool (B).
5)Set ignition “ON”.
6)Check the following point.
•Voltage between each of “A3” and “A4” circuits and ground: 0 V
Is check result OK?
|
Replace SDM and recheck DTC.
|
Replace contact coil assembly.
|
NOTE:
Upon completion of inspection and repair work, perform the following items.
•Reconnect all air bag system components and check that all components are properly mounted.
•Clear DTCs, referring to DTC Clearance if any DTC is detected.
•Repeat Air Bag Diagnostic System Check to check that the trouble has been solved.
•Clear DTCs, referring to DTC Clearance if any DTC is detected.
•Repeat Air Bag Diagnostic System Check to check that the trouble has been solved.