Diagnostic Trouble Code Chart [10/2019 - 09/2022]

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.

SAFETY CONNECT SYSTEM

DTC No.	Detection Item	Link
B1537-11	Telephone Sub Antenna Circuit Short to Ground	Refer to DTC B1537-11: Telephone Sub Antenna Circuit Short to Ground; DTC B1537-13: Telephone Sub Antenna Circuit Open [10/2019 - ]
B1537-13	Telephone Sub Antenna Circuit Open	Refer to DTC B1537-11: Telephone Sub Antenna Circuit Short to Ground; DTC B1537-13: Telephone Sub Antenna Circuit Open [10/2019 - ]
B1570-11	Indicator (Red) Circuit Short to Ground	Refer to DTC B1570-11: Indicator (Red) Circuit Short to Ground; DTC B1570-13: Indicator (Red) Circuit Open [10/2019 - ]
B1570-13	Indicator (Red) Circuit Open	Refer to DTC B1570-11: Indicator (Red) Circuit Short to Ground; DTC B1570-13: Indicator (Red) Circuit Open [10/2019 - ]
B1571-11	Indicator (Green) Circuit Short to Ground	Refer to DTC B1571-11: Indicator (Green) Circuit Short to Ground; DTC B1571-13: Indicator (Green) Circuit Open [10/2019 - ]
B1571-13	Indicator (Green) Circuit Open	Refer to DTC B1571-11: Indicator (Green) Circuit Short to Ground; DTC B1571-13: Indicator (Green) Circuit Open [10/2019 - ]
B1572-13	Microphone Circuit Open	Refer to DTC B1572-13: Microphone Circuit Open [10/2019 - 09/2022]
B15A8-04	DCM System Internal Failure	Refer to DTC B15A8-04: DCM System Internal Failure [10/2019 - ]
B15C1-11	GNSS Antenna Circuit Short to Ground	Refer to DTC B15C1-11: GNSS Antenna Circuit Short to Ground; DTC B15C1-13: GNSS Antenna Circuit Open [10/2019 - ]
B15C1-13	GNSS Antenna Circuit Open	Refer to DTC B15C1-11: GNSS Antenna Circuit Short to Ground; DTC B15C1-13: GNSS Antenna Circuit Open [10/2019 - ]
B15C4-64	Airbag Signal Signal Plausibility Failure	Refer to DTC B15C4-64: Airbag Signal Signal Plausibility Failure [10/2019 - ]
B15C5-11	Emergency Call Switch Circuit Short to Ground	Refer to DTC B15C5-11: Emergency Call Switch Circuit Short to Ground; DTC B15C5-13: Emergency Call Switch Circuit Open [10/2019 - ]
B15C5-13	Emergency Call Switch Circuit Open	Refer to DTC B15C5-11: Emergency Call Switch Circuit Short to Ground; DTC B15C5-13: Emergency Call Switch Circuit Open [10/2019 - ]
B15CB-11	Telephone Main Antenna Circuit Short to Ground	Refer to DTC B15CB-11: Telephone Main Antenna Circuit Short to Ground; DTC B15CB-13: Telephone Main Antenna Circuit Open [10/2019 - ]
B15CB-13	Telephone Main Antenna Circuit Open	Refer to DTC B15CB-11: Telephone Main Antenna Circuit Short to Ground; DTC B15CB-13: Telephone Main Antenna Circuit Open [10/2019 - ]
B15CC-49	Backup Battery Internal Electronic Failure	Refer to DTC B15CC-49: Backup Battery Internal Electronic Failure [10/2019 - ]