Diagnostic Tests: Notes

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

NOTE: When performing diagnostic tests, it may be necessary to identify Engine Control Module (ECM) terminals and ECM electrical harness connector terminals which are referenced to in testing procedure. For ECM electrical harness connector terminal identification, see Figure. For ECM terminal identification, see Figure.