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| caution | On troubleshooting, if the ignition switch is turned ON while disconnecting connector(s), DTC(s) associated with other system may be set. On completion, confirm all systems for DTC(s). If DTC(s) are set, erase them all. |
| DTC No. | Diagnostic item | Reference page |
| B16A2 | Turn signal(LH) bulb outage |  <Up to 20 Model year>, <From 22 Model year> |
| B16A3 | Turn signal(LH) circuit short | |
| B16A4 | Turn signal(RH) bulb outage | <Up to 20 Model year>, <From 22 Model year> |
| B16A5 | Turn signal(RH) circuit short | |
| B16A6 | Turn signal fuse blown | |
| B16A9 | Turn light(LH) deactivated | |
| B16AA | Turn light(RH) deactivated | |