Toyota 4Runner: On-vehicle Inspection

Toyota 4Runner Service Manual / Vehicle Exterior / Lighting (ext) / Automatic Light Control Sensor / On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. CHECK 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
G2-6 (CLTB) - G2-3 (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
G2-3 (CLTE) - Body ground	Always	Below 1 Ω

(d) Check the waveform of the G2 sensor connector.

Waveform:

Tester Connection	Tool Setting	Switch Condition	Specified Condition
G2-3 (CLTE) - G2-5 (CLTS)	5 V/DIV., 5 msec./ DIV.	Ignition switch ON, headlight dimmer switch 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	Front view of wire harness connector (to Automatic Light Control Sensor)

Removal

REMOVAL PROCEDURE 1. REMOVE INSTRUMENT PANEL SUB-ASSEMBLY (a) Remove the instrument panel sub-assembly (See page ). 2. REMOVE NO. 1 HEATER TO REGISTER DUCT 3. REMOVE NO. 2 HEATER TO REGISTER ...

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Inspection
INSPECTION PROCEDURE 1. INSPECT REAR DIFFERENTIAL LOCK SLEEVE (a) Install the sleeve to the differential case (LH) and check that it moves smoothly. (b) Install the side gear to the sleeve and check that it moves smoothly. (c) Using a feele ...

Noise Occurs
PROCEDURE 1. NOISE CONDITION (a) Check from which direction the noise comes (front left or right, or rear left or right). OK: The location of the noise source can be determined. NG GO TO STEP 3 ...

Toyota 4Runner: On-vehicle Inspection

Components

Removal

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