Toyota Tundra Service Manual: Headlight Dimmer Relay

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT HEADLIGHT DIMMER RELAY

(a) Remove the headlight dimmer relay from the engine room relay box.

(b) Check the resistance.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Battery voltage not applied to terminals 1 and 2

10 kΩ or higher

Battery voltage applied to terminals 1 and 2

Below 1 Ω

3 - 4

Battery voltage not applied to terminals 1 and 2

Below 1 Ω

Battery voltage applied to terminals 1 and 2

10 kΩ or higher

If the result is not as specified, replace the headlight dimmer relay.

(c) Install the headlight dimmer relay to the engine room relay box.

    Removal

    Headlight Dimmer Switch

    See More:

    Toyota Tundra Service Manual > Lumbar Support Adjuster Assembly: Installation
    INSTALLATION CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the parts may injure your hands. HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. INSTALL SEATBACK CLIMATE CONTROL BLOWER LH (w/ Climate Control Seat ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2023 Copyright www.ttundra.com
    0.0051