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Home >> Lexus >> 2007 >> SC 430 >> Repair and Diagnosis >> Body & Frame >> Windows >> Windshield/WINDOWGLASS >> Window Defogger System >> Rear Window Defogger System does not Operate >> Description
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Rear Window Defogger System does not Operate: Description

When the A/C amplifier defogger switch is pressed, a signal is sent via the BEAN line to the luggage room junction block ECU. Then the luggage room junction block ECU operates the rear window defogger.

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