Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Theft Deterrent System

Power Source Mode does not Change to ON (ACC)

DESCRIPTION If the engine switch is pressed with the electrical key transmitter sub-assembly in the cabin, the certification ECU (smart key ECU assembly) receives a signal and changes the power source ...

Precaution

PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cab ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Seat Heater System: Seat Heater for Front Right Seat does not Operate
DESCRIPTION When the refreshing seat switch (for front side) is operated, the air conditioning amplifier assembly receives the signal. The air conditioning amplifier assembly receives the signal and operates the front seat heater. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: If the battery vol ...

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Seat Heater Switch (for Rear Side): Inspection
INSPECTION PROCEDURE 1. INSPECT REFRESHING SEAT SWITCH (for Rear Side) (a) Apply battery voltage and check the operation of the switch according to the table below. OK: Battery Connection Condition Specified Condition Battery positive (+) → Terminal 7 Battery negative (-) → Termin ...