Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Diagnosis System

DIAGNOSIS SYSTEM

DESCRIPTION

(a) Sliding roof system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.

CHECK DLC3

(a) Check the DLC3.

Click here

INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

  • If the voltage is below 11 V, recharge or replace the battery.
    Terminals Of Ecu
    TERMINALS OF ECU CHECK SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) (a) Disconnect the U2 sliding roof ECU (sliding roof drive gear sub-assembly) connector. (b) Measure the resistance and ...

    Dtc Check / Clear
    DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Sliding Roof / Trou ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Park / Neutral Position Switch: Installation
    INSTALLATION PROCEDURE 1. INSTALL PARK/NEUTRAL POSITION SWITCH ASSEMBLY (a) Move the shift lever to N. (b) Temporarily install the park/neutral position switch assembly to the automatic transaxle case sub-assembly with the 2 bolts. NOTICE: Before installing the park/neutral position switch assembly, ...

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Rear Power Seat Control System(for Third Row): Terminals Of Ecu
    TERMINALS OF ECU CHECK FOLD SEAT CONTROL ECU (RH SEAT) (a) Disconnect the x15 and x16 fold seat control ECU (RH seat) connectors. (b) Measure the resistance and voltage according to the value(s) in the table below. Terminal No. (Symbol) Wiring Color Terminal Description Condition Specifi ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

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