Toyota Tundra Service Manual: Daytime Running Light Relay

Toyota Tundra Service Manual / Vehicle Interior / Lighting / Daytime Running Light Relay

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT NO. 1 DAY TIME RUNNING LIGHT RELAY

(a) Remove the No. 1 day time running light 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

If the result is not as specified, replace the No. 1 day time running light relay.

(c) Install the No. 1 day time running light relay to the engine room relay box.

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