Engine Sensors & Switches: Notes

NOTE: For ECM terminal identification, see PIN VOLTAGE CHARTS article. For harness connector locations, see ENGINE COMPARTMENT HARNESS under CONNECTOR IDENTIFICATION in appropriate SELF-DIAGNOSTICS article. For engine performance related component locations, see appropriate figure under COMPONENT LOCATIONS . For vacuum diagram identification, see VACUUM DIAGRAMS article.

Since many computer-controlled and monitored components set a diagnostic trouble code if they malfunction, testing procedures are covered in appropriate SELF-DIAGNOSTICS article.