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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.0L ENGINE> 13B-837 A/C SW 76 A/C switch • Engine: warming up, idling • A/C switch: "OFF" OFF Procedure • Engine: warming up, • A/C switch: "ON" A/C OFF A/C ON Absolute 72 Absolute load Engine: Engine is idling 10 − 20 % − − 2,500 r/min 10 − 20 % Revving Load value Airflow 10 Mass airflow 1 • Engine coolant − 95°C (176 − 203 °F) • Lights, electric 4 • Transaxle: "P" range Engine is idling 1,350 − 1,670 mV − − 2,500 r/min 1,620 − 2,020 mV Engine is Increases in Airflow AA Mass airflow 1 • Engine coolant − 95°C (176 − 203 °F) • Lights, electric 4 • Transaxle: "P" range Engine is idling 2.0 − 6.0 g/s − − 2,500 r/min 6.0 − 14.0 g/s Engine is Increases in M.U.T.-III ITEM INSPECTION INSPECTION REQUIREMENT NORMAL INSPECTION REFERENCE |