Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: Automatic Light Control Sensor

Toyota Tacoma (2015-2018) Service Manual / Lighting / Automatic Light Control Sensor

Components

COMPONENTS

ILLUSTRATION

Installation

Installation

INSTALLATION

PROCEDURE

1. INSTALL AUTOMATIC LIGHT CONTROL SENSOR

(a) Engage the 2 claws to install the automatic light control sensor.

2. INSTALL NO. 2 INSTRUMENT PANEL SPEAKER PANEL SUB-ASSEMBLY

(See page On-vehicle Inspection )

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. REMOVE NO. 2 INSTRUMENT PANEL SPEAKER PANEL SUB-ASSEMBLY

(See page 2. INSPECT AUTOMATIC LIGHT CONTROL SENSOR )

2. INSPECT AUTOMATIC LIGHT CONTROL SENSOR

(a) Check the voltage.

(1) Measure the voltage according to the value(s) in the table below.

Text in Illustration

*a

Component with harness connected

(to Automatic Light Control Sensor)

Standard Voltage:

Tester Connection

Condition

Specified Condition

A37-1 (CLTB) - A37-2 (CLTE)

Ignition switch off

Below 1 V

Ignition switch on (IG)

11 to 14 V

If the result is not as specified, repair or replace the wire harness.

(2) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

A37-2 (CLTE) - Body ground

Always

Below 1 Ω

If the result is not as specified, repair or replace the wire harness.

(b) Connect the connector.

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

Text in Illustration

*a

Component with harness connected

(Automatic Light Control Sensor)

(d) Check the waveform.

:

Tester Connection

Tool Setting

Condition

Specified Condition

A37-4 (CLTS) - A37-2 (CLTE)

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

Ignition 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, replace the automatic light control sensor.

3. INSTALL NO. 2 INSTRUMENT PANEL SPEAKER PANEL SUB-ASSEMBLY

(See page Removal )

Removal

REMOVAL

PROCEDURE

1. REMOVE NO. 2 INSTRUMENT PANEL SPEAKER PANEL SUB-ASSEMBLY

(See page 2. REMOVE AUTOMATIC LIGHT CONTROL SENSOR )

2. REMOVE AUTOMATIC LIGHT CONTROL SENSOR

(a) Disengage the 2 claws to remove the automatic light control sensor.

Lighting
...

Cargo Light
Components COMPONENTS ILLUSTRATION Removal REMOVAL PROCEDURE 1. REMOVE ROOF HEADLINING ASSEMBLY for Double Cab: (See page ) for Access Cab: (See page ) ...

Other materials:

Light Sensor Circuit Malfunction (B1244)
DESCRIPTION This DTC is output when a failure of the automatic light control sensor circuit is detected. DTC Code DTC Detection Condition Trouble Area B1244 When either condition below is met: Malfunction of light sensor ...

Back-up Light Switch
Components COMPONENTS ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT BACK-UP LIGHT SWITCH ASSEMBLY (a) Measure the resistance according to the value(s) in the table below. Text in Illustration *a Pushed ...

Blind Spot Monitor Master Module (C1AB6)
DESCRIPTION This DTC is stored when the blind spot monitor sensor LH detects an internal malfunction. DTC Code DTC Detection Condition Trouble Area C1AB6 The blind spot monitor sensor LH (master) detects an internal malfunction. ...

© 2011-2025 Copyright www.ttguide.net