Toyota Tundra Service Manual: 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
3 - 5	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.

Toyota Tundra Service Manual > Forward Recognition Camera System: FCM Destination Information Unmatched (C1AA1)
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Toyota Tundra Owners Manual