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Home >> Lexus >> 2009 >> LS 460L AWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Air Conditioning >> Air Conditioning System >> IG Power Source Circuit >> Description

IG Power Source Circuit: Description

The main power source is supplied to the air conditioning amplifier when the engine switch is on (IG). The power source is used for operating the air conditioning amplifier and servo motor, etc.