DTC B15C4: Airbag Signal Malfunction/Not Input [06/2018 - 10/2019]: Description
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus ES 300h, 2023 Lexus ES 300h, 2022 Lexus ES 300h, 2021 Lexus ES 300h, and 2020 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
If the DCM (Telematics Transceiver) detects an error in communication between the DCM (Telematics Transceiver) and the airbag sensor assembly as a result of the DCM (Telematics Transceiver) self check, this DTC will be set.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| B15C4 | Airbag Signal Malfunction/Not Input | DCM (Telematics Transceiver) detects an error in signals from airbag sensor assembly when power switch is on (IG). |
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