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:

Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION (a) When troubleshooting OBD II (On-Board Diagnostics) vehicles, an OBD II scan tool (complying with SAE J1978) must be connected to the DLC3 (Data Link Connector 3) of the vehicle. Various data in the vehicle ECM (Engine Control Module) can be then read. (b) ...

While Alarm is Armed, Engine Hood is opened but Alarm does not Sound
DESCRIPTION A situation in which the alarm is armed but does not sound when the hood is opened can be caused when the main body ECU (multiplex network body ECU) cannot detect whether the hood courtesy switch is open or closed. If the alarm does not sound, there may be a malfunction in the hood ...

Status Signal Circuit
DESCRIPTION This circuit sends a smart key system status signal from the certification ECU (smart key ECU assembly) to the mobile wireless charger cradle assembly. Based on this signal, the mobile wireless charger cradle assembly suspends or resumes wireless charging. WIRING DIAGRAM CAUTI ...