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Home >> Toyota >> 2003 >> Matrix Base, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 14 (Engine Control System Self-Diagnostics) >> Diagnostic Tests >> DTC P1633: ECM Malfunction (Electronic Throttle Control System Circuit) >> Diagnosis & Repair

Diagnosis & Repair

WARNING: This page is about a different car, the 2002 Toyota Land Cruiser. 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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