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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 417 (Theft Deterrent System - Diagnosis) >> Ecu Power Source Circuit >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2004 Lexus ES 330. However, it is still accessible from the selected car via links, so may be relevant.

This circuit provides power to operate the theft warning ECU assy.