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Engine Control Module (ECM): Notes

NOTE: An engine immobilizer system may be a standard feature or optional feature on specified models. See ENGINE IMMOBILIZER SYSTEM AVAILABILITY  table. On models equipped with engine immobilizer system, if ECM is replaced, ECM must be programmed with proper ignition key code for engine immobilizer system. For programming procedures, see COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION.
ENGINE IMMOBILIZER SYSTEM AVAILABILITY

Model Equipped With Engine Immobilizer
Avalon Standard On All Models
Camry Standard On XLE & Optional On LE
Camry Solara Standard On SLE & Optional On SE
Land Cruiser Standard On All Models
Sienna Standard On XLE & Optional On LE
4Runner Standard On Limited & Optional On SR5