Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Lost Communication with Main Body ECU (U0142)

Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Power Mirror Control System (w/ Memory) DTC No. Detection Item Link U0142 Lost Communication with Main Body ECU ...

Driver Side Power Mirror cannot be Adjusted with Power Mirror Switch

DESCRIPTION The multiplex network master switch assembly sends the mirror adjust switch signals to the main body ECU (multiplex network body ECU) via LIN communication. The main body ECU (multiplex ne ...

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Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > 4wd Control 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 4WD ECU assembly removal/installation are shown below. Necessary Procedures After Parts Removed/Installe ...

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Smart Access System With Push-button Start (for Entry Function): System Description
SYSTEM DESCRIPTION MULTI CHANNEL FUNCTION (a) The electrical key transmitter sub-assembly and door control receiver can operate on two different RF channels. When an electrical key transmitter sub-assembly is brought within an exterior detection area, key verification begins. If key verification fai ...