Lexus NX: Inspection

INSPECTION

PROCEDURE

1. INSPECT AUTOMATIC LIGHT CONTROL SENSOR

(a) Disconnect the automatic light control sensor connector.

*a

Front view of wire harness connector

(to Automatic Light Control Sensor)

(b) Measure the voltage and resistance according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

J6-1 (CLTB) - J6-2 (CLTE)

Power switch off

Below 1 V

Power switch on (IG)

11 to 14 V

Standard Resistance:

Tester Connection

Condition

Specified Condition

J6-2 (CLTE) - Body ground

Always

Below 1 Ω

If the result is not as specified, there may be a malfunction on the wire harness side.

(c) Reconnect the automatic light control sensor connector.

*a

Component with harness connected

(Automatic Light Control Sensor)

(d) Connect an oscilloscope to the automatic light control sensor connector.

(e) Check the waveform.

OK:

Tester Connection

Tool Setting

Condition

Specified Condition

J6-4 (CLTS) - J6-2 (CLTE)

2 V/DIV., 10 ms./DIV.

Power switch on (IG), light control switch in AUTO position

Correct waveform is as shown

HINT:

The communication waveform changes according to the surrounding brightness.

If the result is not as specified, the automatic light control sensor may be malfunctioning.

READ NEXT:

 Installation

INSTALLATION PROCEDURE 1. INSTALL AUTOMATIC LIGHT CONTROL SENSOR (a) Attach the 2 claws to install the automatic light control sensor. 2. INSTALL NO. 1 SPEAKER OPENING COVER ASSEMBLY Click here 3.

 Clearance Light Assembly (for Bulb Type Turn Signal Light)

 Components

COMPONENTS ILLUSTRATION *1 CLEARANCE LIGHT ASSEMBLY LH *2 FRONT BUMPER ASSEMBLY *3 FRONT TURN SIGNAL LIGHT BULB - -

SEE MORE:

 Touch Pad Vibration Driver Malfunction (B155A)

DESCRIPTION This DTC is stored if the remote operation controller assembly (remote touch) detects a malfunction in itself, such as internal hardware failure or touch pad vibration driver malfunction. DTC No. Detection Item DTC Detection Condition Trouble Area B155A Touch Pad Vibration

 Parts Location

PARTS LOCATION ILLUSTRATION *1 FRONT SEAT OUTER BELT ASSEMBLY LH *2 FRONT SEAT OUTER BELT ASSEMBLY RH *3 FRONT SEAT AIRBAG ASSEMBLY LH *4 FRONT SEAT AIRBAG ASSEMBLY RH *5 CURTAIN SHIELD AIRBAG ASSEMBLY LH *6 CURTAIN SHIELD AIRBAG ASSEMBLY RH *7 FRONT SEAT CUSHION

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