EG–326 ENGINE – SFI SYSTEM (2JZ–GTE) FUEL CUT RPM FUEL CUT RPM INSPECTION 1. WARM UP ENGINE Allow the engine to warm up to normal operating temperature. IG⊖ Tachometer DLC1 Battery P11291 2. CONNECT TACHOMETER TO ENGINE Connect the tester probe of a tachometer to terminal IG⊖ of the DLC1. NOTICE: • Never allow the tachometer terminal to touch ground as it could result in damage to the igniter and/or ignition coil. • As some tachometers are not compatible with this ignition system, we recommend that you confirm the compatibility of your unit before use. Sound Scope P11358 3. INSPECT FUEL CUTOFF OPERATION (a) Increase the engine speed to at least 3,000 rpm. (b) Check for injector operating noise. (c) Check that when the throttle lever is released, injector operation noise stops momentarily and then resumes. HINT: Measure with the A/C OFF. Fuel return speed: 1,400 rpm (Vehicle speed less than 25 km/h (16mph), with brake OFF) 4. DISCONNECT TACHOMETER