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Home >> Toyota >> 2003 >> 4Runner SR5, 4.7 T, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Engine Control System Self-Diagnostics) >> Diagnostic Tests >> DTC P1633: Engine Control Module Malfunction (Electronic Throttle Control System Circuit) >> Diagnosis & Repair
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Diagnosis & Repair

WARNING: This page is about a different car, the 2002 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.

If DTC P1633 exists, replace ECM. ECM is located behind glove box. See Figure.

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