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:

Removal
REMOVAL CAUTION / NOTICE / HINT NOTICE: Release the vacuum from booster by depressing the brake pedal several times. Then remove the brake master cylinder from brake booster. PROCEDURE 1. PRECAUTION NOTICE: After turning the ignition switch off, waiting time may be required before disconnect ...

Data List / Active Test
DATA LIST / ACTIVE TEST 1. DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. HINT: Using the Techstream to read the Data List allows t ...

Dtc Combination Table
DTC COMBINATION TABLE HOW TO INTERPRET COMMUNICATION DTCS (DTCS THAT START WITH U) (a) If a CAN communication error cannot be reproduced, determine the suspected malfunctioning part using the DTCs stored in ECUs that are connected to the CAN buses by following the procedure below. HINT: Comm ...