Installation
PrecautionLexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Can Communication System: Main Body ECU Communication Stop Mode
DESCRIPTION Detection Item Symptom Trouble Area Main Body ECU Communication Stop Mode Either condition is met:
"Main Body" is not displayed on the CAN Bus Check screen of the Techstream.
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Communication system DTCs (DTCs that start with U) that correspond to "Main Bod ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Navigation System: Start Up Signal Circuit between Radio Receiver Assembly and Navigation ECU
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. ...