Headlight Control Relay
WARNING: This page is about a different car, the 2003 Lexus RX 300 and 2002 Lexus RX 300. However, it is still accessible from the selected car via links, so may be relevant.
Inspect the headlight control relay continuity. See CONNECTOR IDENTIFICATION . See INSPECTING HEADLIGHT CONTROL RELAY CONTINUITY table. If continuity is not as specified, replace the relay.
INSPECTING HEADLIGHT CONTROL RELAY CONTINUITY
| Condition | Tester Connection | Specified Condition |
|---|---|---|
| Constant | 3 - 4 | Continuity |
| Apply B+ Between Terminals 3 & 4 | 1 - 2 | Continuity |