Toyota Tundra Service Manual: Automatic Light Control Sensor

Components

COMPONENTS

ILLUSTRATION

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 HOLE COVER

(a) Connect the connector.

(b) Attach the 8 clips to install the No. 1 speaker hole cover.

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT AUTOMATIC LIGHT CONTROL SENSOR

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

Standard Voltage:

Tester Connection	Switch Condition	Specified Condition
6 (CLTB) - 3 (CLTE)	Ignition switch ON	11 to 14 V

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

Standard Resistance:

Tester Connection	Switch Condition	Specified Condition
3 (CLTE) - Body ground	Always	Below 1 Ω

(d) Check the waveform of the automatic light control sensor connector.

Waveform:

Tester Connection	Tool Setting	Switch Condition	Specified Condition
3 (CLTE) - 5 (CLTS)	5 V/DIV., 5 msec./ DIV.	Ignition switch ON, headlight dimmer switch on AUTO	Correct waveform is as shown

HINT:

If the ambient light becomes brighter, width A becomes narrower.

If the result is not as specified, there may be a malfunction in the automatic light control sensor.

Text in Illustration

*a	Component with harness connected (Automatic Light Control Sensor)

Removal

REMOVAL

PROCEDURE

1. REMOVE NO. 1 SPEAKER HOLE COVER

(a) Put protective tape around the No. 1 speaker hole cover.

Text in Illustration

*1	Protective Tape

(b) Using moulding remover B, detach the 8 clips.

2. REMOVE AUTOMATIC LIGHT CONTROL SENSOR

(a) Detach the 2 claws and remove the automatic light control sensor.

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Toyota Tundra Owners Manual