Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Terminals Of Ecu

TERMINALS OF ECU

HINT:

Check from the rear of the connector while it is connected to the components.

DCM (TELEMATICS TRANSCEIVER)

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

J157-1 (+B) - J157-20 (E)

Y - W-B

Power source (+B)

Always

11 to 14 V

J157-20 (E) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

J157-19 (IG2) - J157-20 (E)

B - W-B

Power source (IG)

Engine switch on (IG)

11 to 14 V

Engine switch off

Below 1 V

J157-25 (CANP)

R

CAN communication signal

-

-

J157-26 (CANN)

W

CAN communication signal

-

-

J157-30 (SLPD) - J157-20 (E)

B - W-B

Steering lock bar position signal

Steering locked

11 to 14 V

Steering unlocked

Below 1.5 V

CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

Click here

    Problem Symptoms Table
    PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of ...

    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 / Telematics / Troubl ...

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

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

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