| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Warning Indicate | Test Mode / Check Mode |
|---|---|---|---|---|---|
| B116049 | Airbag ECU (Microcomputer) Internal Electronic Failure | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B11609E | Airbag ECU (Microcomputer) Stuck On | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B116149 | Airbag ECU (Main ASIC) Internal Electronic Failure | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B11619E | Airbag ECU (Main ASIC) Stuck On | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B116311 | Airbag ECU (IC and Device) Circuit Short to Ground | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B116349 | Airbag ECU (IC and Device) Internal Electronic Failure | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B11639E | Airbag ECU (IC and Device) Stuck On | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B11639F | Airbag ECU (IC and Device) Stuck Off | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B116449 | Airbag ECU (G Sensor 1) Internal Electronic Failure | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B116483 | Airbag ECU (G Sensor 1) Value of Signal Protection Calculation Incorrect | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B116484 | Airbag ECU (G Sensor 1) Signal Below Allowable Range | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B116485 | Airbag ECU (G Sensor 1) Signal Above Allowable Range | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B116549 | Airbag ECU (G Sensor 2) Internal Electronic Failure | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B116583 | Airbag ECU (G Sensor 2) Value of Signal Protection Calculation Incorrect | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B116584 | Airbag ECU (G Sensor 2) Signal Below Allowable Range | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| B116585 | Airbag ECU (G Sensor 2) Signal Above Allowable Range | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
| P05BB00 | Restraints Deployed | An airbag ECU assembly malfunction | Airbag ECU assembly | Comes on | Not applicable |
After replacing the airbag ECU assembly, refer to initialization.
If a DTC (except B116049, B11609E, B116149, B11619E, B116311, B116349, B11639E, B11639F, B116449, B116483, B116484, B116485, B116549, B116583, B116584, B116585 or P05BB00) is output at the same time as B116049, B11609E, B116149, B11619E, B116311, B116349, B11639E, B11639F, B116449, B116483, B116484, B116485, B116549, B116583, B116584, B116585 or P05BB00, repair the malfunction from that DTC first.
Turn the ignition switch to ON, and wait for at least 60 seconds.
Check for DTCs.
| Result | Proceed to |
|---|---|
| B116049, B11609E, B116149, B11619E, B116311, B116349, B11639E, B11639F, B116449, B116483, B116484, B116485, B116549, B116583, B116584, B116585 or P05BB00 is output | A |
| B116049, B11609E, B116149, B11619E B116311, B116349, B11639E, B11639F, B116449, B116483, B116484, B116485, B116549, B116583, B116584, B116585, P05BB00 and other DTCs are output | B |
If only DTC B116049, B11609E, B116149, B11619E, B116311, B116349, B11639E, B11639F, B116449, B116483, B116484, B116485, B116549, B116583, B116584, B116585 or P05BB00 is output, do not clear the DTCs. Replace the airbag ECU assembly.
If any DTCs other than DTC B116049, B11609E, B116149, B11619E, B116311, B116349, B11639E, B11639F, B116449, B116483, B116484, B116485, B116549, B116583, B116584, B116585 or P05BB00 are also output, troubleshoot those DTCs first.
A
B