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Home >> Lexus >> 1997 >> SC 300 L6-3.0L (2JZ-GE) >> Repair and Diagnosis >> Heating and Air Conditioning >> Testing and Inspection >> Component Tests and General Diagnostics >> Back-Up Power Source Circuit

Back-Up Power Source Circuit

CIRCUIT DESCRIPTION
This is the backup power source for the air conditioning control assembly. Power is supplied even when the ignition switch is off and is used for diagnostic trouble code memory, etc.





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