Lexus NX: Terminals Of Ecu

TERMINALS OF ECU

BLIND SPOT MONITOR SENSOR LH (MASTER)

Terminal No.

(Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

V1-3 (BIND) - V1-10 (BLGD)

B - W-B

Blind spot monitor main switch (combination switch assembly) indicator signal

Power switch on (IG), blind spot monitor main switch (combination switch assembly) on

11 to 14 V

Power switch on (IG), blind spot monitor main switch (combination switch assembly) off

Below 1 V

V1-4 (OMIL) - V1-10 (BLGD)

V - W-B

Outer rear view mirror indicator LH power source signal

Outer rear view mirror indicator LH illuminated

3.5 to 9.5 V

Outer rear view mirror indicator LH blinks

Alternating between 0 to 9.5 V

Outer rear view mirror indicator LH not illuminated

Below 1 V

V1-5 (BLB) - V1-10 (BLGD)

B - W-B

IG power source signal

Power switch off

Below 1 V

Power switch on (IG)

11 to 14 V

V1-8 (BSSW) - V1-10 (BLGD)

W - W-B

Blind spot monitor main switch (combination switch assembly) indicator signal

Power switch on (IG), blind spot monitor main switch (combination switch assembly) on

11 to 14 V

Power switch on (IG), blind spot monitor main switch (combination switch assembly) off

Below 1 V

V1-10 (BLGD) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

BLIND SPOT MONITOR SENSOR RH (SLAVE)

Terminal No.

(Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

X1-3 (BUZ) - X1-10 (BRGD)

G - W-B

RCTA buzzer (blind spot monitor buzzer) operation signal

RCTA buzzer (blind spot monitor buzzer) not sounding

11 to 14 V

RCTA buzzer (blind spot monitor buzzer) sounding

Alternating between 0 to 14 V

X1-4 (OMIR) - X1-10 (BRGD)

V - W-B

Outer rear view mirror indicator RH power source signal

Outer rear view mirror indicator RH illuminated

3.5 to 9.5 V

Outer rear view mirror indicator RH blinks

Alternating between 0 to 9.5 V

Outer rear view mirror indicator RH not illuminated

Below 1 V

X1-5 (BRB) - X1-10 (BRGD)

P - W-B

IG power source signal

Power switch off

Below 1 V

Power switch on (IG)

11 to 14 V

X1-10 (BRGD) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

READ NEXT:

 Diagnosis System

DIAGNOSIS SYSTEM DESCRIPTION (a) Blind spot monitor data and Diagnostic Trouble Codes (DTCs) can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctionin

 Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the blind spot monitor main switch (combination switch assembly) on. (d) Turn the Techst

 Freeze Frame Data

FREEZE FRAME DATA FREEZE FRAME DATA (a) Whenever a DTC is detected, the blind spot monitor sensor stores the current vehicle (sensor) state as Freeze Frame Data. CHECK FREEZE FRAME DATA (a) Connect th

SEE MORE:

 Removal

REMOVAL PROCEDURE 1. REMOVE REAR SEAT ASSEMBLY (for Manual Seat) Click here 2. REMOVE REAR SEAT ASSEMBLY (for Power Seat) Click here 3. REMOVE TONNEAU COVER ASSEMBLY Click here 4. REMOVE DECK BOARD ASSEMBLY Click here 5. REMOVE NO. 2 DECK BOARD SUB-ASSEMBLY Click here 6. REMOVE NO. 3 DE

 Display Malfunction (B15A6,B15B0)

DESCRIPTION These DTCs are stored when a malfunction occurs in the multi-display assembly. DTC No. Detection Item DTC Detection Condition Trouble Area B15A6 Display Malfunction When one of the conditions below is met: RAM error Drawing controller malfunction Multi-display

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