Lexus RX (RX 350L, RX450h) 2016-2025 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)
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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 ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Occupant Classification System: Dtc Check / Clear
DTC CHECK / CLEAR DTC CHECK (a) Turn the engine switch off. (b) Connect the Techstream to the DLC3. (c) Turn the engine switch on (IG), and wait for at least 10 seconds. (d) Turn the Techstream on. (e) Enter the following menus: Body Electrical / Occupant Detection / Trouble Codes. Body Electrical & ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Panoramic Moon Roof System: Motor Control Relay Stuck ON (B2345)
DESCRIPTION This DTC will be stored if the operation of the sliding roof or roof sunshade is suspended and a pulse input of 10 Hz or more is detected when the motor relay is off. Sliding Roof DTC No. Detection Item DTC Detection Condition Trouble Area B2345 Motor Control Relay Stuck O ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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