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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.0L ENGINE> 13B-527 HO2S A3 *6 Heated Engine: Warm When the 0.2 V or less to − 1 V (After several Code No. Engine: Warm Engine is idling Voltage alternates − 1 V. 2,500 r/min HO2S A4 *6 Heated Engine: Revving 0 and 0.6 − 1 V alternate. Code No. IAT 13 *6 Intake air Ignition switch: Intake air ° C (-4 ° F) -20 degC Code Intake air ° C (32 ° F) 0 degC Intake air ° C (68 ° F) 20 degC Intake air ° C (104 ° F) 40 degC Intake air ° C (176 ° F) 80 degC IG. 44 *6 Ignition coils • Engine: • Timing light Engine is idling 7 − 23 deg - - 2,500 r/min 28 − 48 deg MUT-II SCAN ITEM INSPECTION INSPECTION REQUIREMENT NORMAL INSPECTION REFERENCE |