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FUEL INJECTOR EC-389 < DTC/CIRCUIT DIAGNOSIS > [MR20DD] C D E F G H I J K L M A EC N P O 4. Also check harness for short to ground. Is the inspection result normal? YES >> GO TO 11. NO >> Repair or replace malfunctioning part. 10. CHECK FUEL INJECTOR RELAY Check fuel injector relay. Refer to EC-389, "Component Inspection (Fuel Injector Relay)" . Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-44, "Intermittent Incident" . NO >> Replace fuel injector relay. 11. CHECK FUEL INJECTOR Check fuel injector. Refer to EC-389, "Component Inspection (Fuel Injector)" Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-44, "Intermittent Incident" . NO >> Replace fuel injector. Refer to . Component Inspection (Fuel Injector) INFOID:0000000010775280 1. CHECK FUEL INJECTOR 1. Turn ignition switch OFF. 2. Disconnect fuel injector harness connector. 3. Check the resistance between fuel injector terminals. Is the inspection result normal? YES >> INSPECTION END NO >> Replace fuel injector relay. Refer to EC-28, "ENGINE CONTROL SYSTEM : Component Parts . Component Inspection (Fuel Injector Relay) INFOID:0000000010775281 1. CHECK FUEL INJECTOR RELAY 1. Turn ignition switch OFF. 2. Remove fuel injector relay. Refer to EC-28, "ENGINE CONTROL SYSTEM : Component Parts Location" + − Continuity Fuel injector ECM Cylinder Connector Terminal Connector Terminal 1 F37 2 F7 5 Existed 2 F38 2 6 3 F39 2 7 4 F40 2 8 Fuel injector Resistance (Approx.) + − Terminal 1 2 1.44 – 1.73 Ω [at 10 – 60 ° C (50 –140 ° F)] |