Charging SystemLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Lighting System (w/ Automatic Headlight Beam Level Control System): Headlight Dimmer Switch Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) receives the following switch information:
Light control switch in DRL OFF*1, tail, head, AUTO position
Dimmer switch in high, low or high flash (pass) position
Fog light switch in front or off position*2
*1: w/ DRL OFF Switch
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Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Brake Booster: Inspection
INSPECTION PROCEDURE 1. INSPECT BRAKE VACUUM CHECK VALVE ASSEMBLY (a) Check that there is ventilation from the booster side to the engine side, and no ventilation from the engine side to the booster side of the brake vacuum check valve assembly. If the result is not as specified, replace the brak ...