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Home >> Toyota >> 2003 >> Matrix Base, FWD, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 175 (Engine Controls - Self-Diagnostics) >> Self-Diagnostic System >> Mil Circuit >> Circuit Description
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Circuit Description

WARNING: This page is about a different car, the 2003 Lexus GX 470. However, it is still accessible from the selected car via links, so may be relevant.

If ECM detects a problem, MIL illuminates. ECM records that DTC in memory.

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