Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSLEXUS1997ES 300 V6-3.0L (1MZ-FE)REPAIR AND DIAGNOSISDIAGRAMSELECTRICAL DIAGRAMSHEADLAMPHEADLAMP CONTROL MODULESERVICE HINTSAUTOMATIC LIGHT CONTROL
1997 Lexus ES 300 V6-3.0L (1MZ-FE)
Automatic Light Control
1997 Lexus ES 300 V6-3.0L (1MZ-FE)SECTION Automatic Light Control
A32 AUTOMATIC LIGHT CONTROL SENSOR
2-GROUND: Always approx. 12 Volts
1-GROUND: Approx. 12 Volts with the ignition SW at ON position
6-GROUND: Continuity with the light control SW at AUTO position
3-GROUND: Continuity with the driver's door open
C11 COMBINATION SW
12-16: Closed with the light control SW at AUTO position
2-GROUND: Always approx. 12 Volts
1-GROUND: Approx. 12 Volts with the ignition SW at ON position
6-GROUND: Continuity with the light control SW at AUTO position
3-GROUND: Continuity with the driver's door open
C11 COMBINATION SW
12-16: Closed with the light control SW at AUTO position
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.