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

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

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.

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:

Low Pitched Horn
Components COMPONENTS ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT LOW PITCHED HORN ASSEMBLY (a) Check the operation. (1) Apply battery voltage to the terminal 1 and body ground, and check that the low pitched horn assembly sounds. Text in Illustration ...

Push Switch / Key Unlock Warning Switch Malfunction (B2780)
DESCRIPTION This DTC is stored if the transponder key ECU assembly does not detect that the unlock warning switch assembly is ON even when the key is in the ignition key cylinder. Under normal conditions, the unlock warning switch assembly is ON when the key is in the ignition key cylinder. ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS CHECK HINT: In troubleshooti ...