DTC B1350: Speaker Circuit [10/2022 - 11/2023]: Description
The vehicle approaching speaker assembly circuit consists of the vehicle approaching speaker controller and vehicle approaching speaker assembly.
This DTC is stored when a malfunction is detected in the vehicle approaching speaker assembly circuit or vehicle approaching speaker controller.
| DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
| B1350 |
Speaker Circuit |
Detection condition:
- The ignition switch is ON.
- IG power source voltage is 10 V or more.
Malfunction status:
- When ECU output sound signal is being monitored with warning sound not being output, a speaker circuit open, short or short to ground is detected.
- When vehicle proximity warning sound output conditions are met, an internal malfunction is continuously detected in the vehicle approaching speaker controller.
Malfunction duration:
- 6 seconds or more
- 3 seconds or more
|
- Vehicle approaching speaker controller
- Vehicle approaching speaker assembly
- Harness or connector
|