Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Start Up Signal Circuit between Radio Receiver Assembly and Navigation ECU

Reverse 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) Disco ...

Microphone Circuit

DESCRIPTION The radio receiver assembly and telephone microphone assembly are connected to each other using the microphone connection detection signal lines. Using this circuit, the radio receive ...

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Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Sfi System: Random/Multiple Cylinder Misfire Detected (P030000,P030027,P030085-P030600)
DESCRIPTION When the engine misfires, high concentrations of hydrocarbons (HC) enter the exhaust gas. Extremely high hydrocarbon concentration levels can cause an increase in exhaust emission levels. Extremely high concentrations of hydrocarbons can also cause increases in the three-way catalytic co ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Certification Ecu: Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during certification ECU (smart key ECU assembly) removal/installation are shown below. Necessary Procedure Af ...