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Home >> Toyota >> 2009 >> Avalon XLS >> Repair and Diagnosis >> External Pages >> Different car >> Section 40 (Navigation) >> Navigation System >> Microphone Circuit between Overhead Junction Block and Navigation ECU >> Description

Microphone Circuit between Overhead Junction Block and Navigation ECU: Description

WARNING: This page is about a different car, the 2008 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

This circuit sends a microphone signal from the overhead J/B to the navigation ECU. It also supplies power from the navigation ECU to the overhead J/B.

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