LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2001 >> GS 430 V8-4.3L (3UZ-FE) >> Repair and Diagnosis >> Diagrams >> Electrical Diagrams >> Headlamp >> Headlamp Alignment Control Module >> Service Hints
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Service Hints

Headlight Beam Level Control

H1 (A), H2 (B) HEADLIGHT BEAM LEVEL CONTROL ECU
(A) 1, (B) 8 - GROUND : Approx. 12 volts with ignition SW at ON or ST position
(A) 4 - GROUND : Always continuity
(B) 4 - GROUND : Always Approx. 12 volts

C14 LIGHT CONTROL SW [COMB.SW]
14 - 16 : Closed with light control SW at HEAD position