Lexus NX: Terminals Of Ecu

TERMINALS OF ECU

CLOCK ASSEMBLY

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

I163-1 (ILL-) - Body ground

G - Body ground

Illumination signal ground

Power switch on (ACC)

Pulse generation

I163-2 (E) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

I163-3 (TX-1)

W

Local Bus communication line

-

-

I163-4 (TX+1)

B

Local Bus communication line

-

-

I163-6 (ILL+) - Body ground

B - Body ground

Illumination signal

Headlight dimmer switch in tail or head position

11 to 14 V

I163-7 (ACC) - Body ground

GR - Body ground

ACC power supply

Power switch on (ACC)

11 to 14 V

I163-8 (B) - Body ground

R - Body ground

Battery power supply

Power switch off

11 to 14 V

RADIO RECEIVER ASSEMBLY

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COMBINATION METER ASSEMBLY

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 Combination Meter

 Components

COMPONENTS ILLUSTRATION *A for 8 Inch Display *B for 10.3 Inch Display *1 CENTER INSTRUMENT CLUSTER FINISH PANEL ASSEMBLY *2 CONSOLE ARMREST ASSEMBLY *3 INSTRUMENT CLUSTER FI

 Removal

REMOVAL CAUTION / NOTICE / HINT NOTICE: When replacing the combination meter assembly, make sure to replace it with a new one. PROCEDURE 1. DISABLE AUTOAWAY/RETURN FUNCTION (for Power Tilt and Power T

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 Dynamic radar cruise control with full-speed range

In vehicle-to-vehicle distance control mode, the vehicle automatically accelerates, decelerates and stops to match the speed changes of the preceding vehicle even if the accelerator pedal is not depressed. In constant speed control mode, the vehicle runs at a fixed speed. Use the dynamic

 Diagnosis System

DIAGNOSIS SYSTEM DESCRIPTION When troubleshooting OBD II (On-Board Diagnostics) vehicles, the Techstream (complying with SAE J1978) must be connected to the DLC3 (Data Link Connector 3) of the vehicle. Various data in the vehicle's ECM (Engine Control Module) can be then read. OBD II regulations re

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