DTC B2443: Lost Communication with Left Headlight and Right Headlight LIN [09/2014 - 10/2018]: Description
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2018 Lexus RC 350, 2018 Lexus RC 300, 2017 Lexus RC 350, 2017 Lexus RC 300, and 2017 Lexus RC 200t. However, it is still accessible from the selected car via links, so may be relevant.
This DTC is stored when a communication malfunction occurs between the headlight light control ECU sub-assembly LH and headlight light control ECU sub-assembly RH. The headlight light control ECU sub-assembly LH stores DTC B2443.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| B2443 | Lost Communication with Left Headlight and Right Headlight LIN | LIN communication malfunction occurs between headlight light control ECU sub-assembly LH and headlight light control ECU sub-assembly RH |
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