Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Diagnostic Trouble Code Chart

Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. Th ...

Lost Communication with Main Body ECU (U0142)

DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area U0142 Lost Communication with Main Body ECU No communication with main body ECU (multiplex network body ECU) ...

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Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Airbag System: Side Satellite Sensor Bus Lost Communication (RH) (B1642,B1643)
DESCRIPTION The side collision sensor RH circuit (bus 1) consists of the airbag sensor assembly, door side airbag sensor RH and rear airbag sensor RH. The door side airbag sensor RH and rear airbag sensor RH detect impacts to the vehicle and send signals to the airbag sensor assembly to determine if ...

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Smart Access System With Push-button Start (for Entry Function): Terminals Of Ecu
TERMINALS OF ECU CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) (a) Disconnect the J41 certification ECU (smart key ECU assembly) connector. (b) Measure the voltage and resistance according to the value(s) in the table below. Tester Connection Input/Output Wiring Color Terminal Descripti ...