DESCRIPTION
This circuit includes the navigation ECU and radio receiver assembly.
WIRING DIAGRAM
PROCEDURE
1. | CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - NAVIGATION ECU) |
(a) Disconnect the J149 radio receiver assembly connector.
(b) Disconnect the J153 navigation ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
---|---|---|
J149-7 (SUP) - J153-21 (SUP) | Always | Below 1 Ω |
J149-7 (SUP) or J153-21 (SUP) - Body ground | Always | 10 kΩ or higher |
OK | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | REPAIR OR REPLACE HARNESS OR CONNECTOR |
Lexus RX (RX 350L, RX450h) 2016-2024 Owners Manual > Lexus Display
Audio system: Connecting Bluetooth
Steps for using Bluetooth
devices
The following can be performed using Bluetooth wireless communication:
A portable audio player can be operated and listened to via the
Lexus
Display Audio system
Hands-free phone calls can be made via a cellular phone
In order to use wireless communi ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Navigation System: Illumination Circuit
DESCRIPTION Power is supplied to the radio receiver assembly and steering pad switch assembly illumination when the light control switch is in the tail or head position. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
The vehicle is equipped with a Supplemental Restraint System (SRS) which includ ...