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Home >> Lexus >> 1997 >> ES 300 V6-3.0L (1MZ-FE) >> 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 back-up power source for the A/C control assembly. Power is supplied even when the ignition switch is off and is used for DTC memory, etc..





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