LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 1999 >> Land Cruiser >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - System & Component Testing - V6 & V8 >> Computerized Engine Controls >> Engine Control Module >> Power & Ground Circuits
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Power & Ground Circuits

For testing of Engine Control Module (ECM) power and ground circuits, see PIN VOLTAGE CHARTS article. See ECM LOCATION  table for identifying ECM mounting locations.

ECM LOCATION

Model (1) Location
Avalon, Camry & Camry Solara Behind Glove Box
Land Cruiser Above Glove Box, Near Passenger's Side Of Instrument Panel
Sienna Passenger's Side Of Instrument Panel, Just Below Glove Box
Tacoma & 4Runner Behind Glove Box
(1) For illustration of ECM location, see THEORY & OPERATION article.