Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Key-off Operation Function Operates even if Operating Conditions are not Satisfied

NOTICE:

• If the sliding roof ECU (sliding roof drive gear sub-assembly) is removed and reinstalled or replaced, the sliding roof ECU (sliding roof drive gear sub-assembly) must be initialized.

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• The sliding roof system uses the CAN and LIN communication systems. First, confirm that there are no malfunctions in the CAN and LIN communication systems. Refer to How to Proceed with Troubleshooting.

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• Before replacing the main body ECU (multiplex network body ECU) refer to Registration.

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Position Initialization Incomplete (B2343)

DESCRIPTION This DTC is stored when the sliding roof ECU (sliding roof drive gear sub-assembly) has not been initialized. DTC No. Detection Item DTC Detection Condition Trouble Area B2343 ...

Remote Control System does not Operate

DESCRIPTION The main body ECU (multiplex network body ECU) receives remote control signals from the driver door key cylinder or electrical key transmitter sub-assembly. Then, the main body ECU (multip ...

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Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Electric Parking Brake System: Right Electric Parking Brake Actuator Control Circuit Short to Battery (C061012)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note C061012 Right Electric Parking Brake Actuator Control Circuit Short to Battery Diagnosis Condition: Electric parking brake not operating Malfunction Status: The ECU power supply is normal bu ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Electrical Key Oscillator (for Front Floor): Installation
INSTALLATION PROCEDURE 1. INSTALL NO. 1 INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY (a) Engage the clamp to install the No. 1 indoor electrical key antenna assembly as shown in the illustration. NOTICE: Be careful when installing the No. 1 indoor electrical key antenna assembly. If the No. 1 indoor elect ...