AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM PROBLEM SYMPTOMS TABLE

Tech Tips

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

Automatic Headlight Beam Level Control System
Symptom Suspected Area Link
Right side auto leveling does not operate (optical axis not controlled) Headlight beam level control actuator circuit

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Headlight light control ECU sub-assembly RH

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Left side auto leveling does not operate (optical axis not controlled) Headlight beam level control actuator circuit

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Headlight light control ECU sub-assembly LH

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