Toyota Tundra Service Manual: Inspection

Toyota Tundra Service Manual / Vehicle Interior / Lighting / High Beam Main Switch / Inspection

INSPECTION

PROCEDURE

1. INSPECT AUTO HIGH BEAM SWITCH

(a) Check the resistance.

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

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition
If the result is not as specified, replace the auto high beam switch.

6(+B) - (E)

Auto high beam switch ON

Below 1 Ω

Auto high beam switch OFF

10 kΩ or higher
Text in Illustration

*a

Component without harness connected

(Auto High Beam Switch)

(b) Check the illumination.

(1) Apply battery voltage to the connector and check the illumination condition.

OK:

Battery Connection

Specified Condition
If the result is not as specified, replace the auto high beam switch.

Positive (+) → 5(ILL+)

Negative (-) → 4(ILL-)

Illuminates
Text in Illustration

*a

Component without harness connected

(Auto High Beam Switch)
    Components

    Installation

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