Tundra 4WD V8-4.7L (2UZ-FE) (2003)
Daytime Running Lamp Relay: Testing and Inspection
INSPECTION
1. INSPECT LIGHT CONTROL SWITCH CONTINUITY
If the continuity is not as specified, replace the switch.
2. INSPECT HEADLIGHT DIMMER SWITCH CONTINUITY
If the continuity is not as specified, replace the switch.
3. INSPECT HEADLIGHT RELAY (Marking: H-LP) CONTINUITY
It the continuity is not as specified, replace the relay.