Toyota Tundra Service Manual: 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
6(+B) - (E)	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)

Toyota Tundra Service Manual > Audio And Visual System: D-Seat ECU Vehicle Information Reading/Writing Process Malfunction (B15F8)
DESCRIPTION This DTC is stored when items controlled by the position control ECU and switch assembly cannot be customized via the audio and visual system vehicle customization screen. HINT: The position control ECU and switch assembly controls the front power seat control system related items that a ...

Toyota Tundra Owners Manual