Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Precaution

NOTICE:

• After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 120 seconds before disconnecting the cable from the negative (-) battery terminal.
• When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the terminal is reconnected.

  System Name	See Procedure
  Lane Control System
  Intelligent Clearance Sonar System
  Parking Assist Monitor System
  Panoramic View Monitor System
  Lighting System (w/ Automatic Headlight Beam Level Control System)
  Power Door Lock Control System
  Power Back Door System (w/ Outside Door Control Switch)

• Radio receiver assembly*1
• DCM (telematics transceiver)*2

• *1: After replacing the radio receiver assembly of vehicles subscribed to pay-type satellite radio broadcasts, SiriusXM radio ID registration is necessary (w/ SXM Function).

  *2: w/ Manual (SOS) Switch

Audio And Visual System (for 8 Inch Display)

...

Parts Location

PARTS LOCATION ILLUSTRATION *1 TELEPHONE MICROPHONE ASSEMBLY *2 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ECU-IG2 NO. 3 FUSE (w/ Manual (SOS) Switch) - DCM FUSE (w/ Manual (SOS) Switch) - E ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Occupant Classification System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspect ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Navigation System: Air Conditioner ECU Vehicle Information Reading/Writing Processor Malfunction (B15F5)
DESCRIPTION This DTC is stored when items controlled by the air conditioning amplifier assembly cannot be customized via the navigation system vehicle customization screen. HINT: The air conditioning amplifier assembly controls the air conditioning system related items that are customizable via the ...