Lexus NX: Power Source & Network

 Terminals Of Ecu

TERMINALS OF ECU Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition *1: w/ Manual (SOS) Switch *2: It is connected, but not used *3: w/o Manual (SOS) Switch #: There is no wire color information I151-1 (GND1) - Body ground W-B - Body ground

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: When replacing the radio receiver assembly or navigation ECU, always replace it with a new one. If a radio receiver assembly or navigation ECU which was installed to another vehicle is used, the following may occur: A communication malfunction DTC may be stored. T