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EC-450 < COMPONENT DIAGNOSIS > [VQ35HR] FUEL INJECTOR Is the inspection result normal? YES >> GO TO 3. NO >> GO TO 2. 2. DETECT MALFUNCTIONING PART Check the following. >> Repair open circuit or short to ground or short to power in harness or connectors. 3. CHECK FUEL INJECTOR OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch OFF. 2. Disconnect ECM harness connector. 3. Check the continuity between fuel injector harness connector and ECM harness connector. 4. Also check harness for short to ground and short to power. Is the inspection result normal? YES >> GO TO 5. NO >> GO TO 4 4. DETECT MALFUNCTIONING PART Check the following. >> Repair open circuit or short to ground or short to power in harness or connectors. 5. CHECK FUEL INJECTOR EC-451, "Component Inspection" Is the inspection result normal? YES >> GO TO 6. NO >> Replace malfunctioning fuel injector. Fuel injector Ground Voltage Cylinder Connector Terminal 1 F21 1 Ground Battery voltage 2 F22 1 3 F23 1 4 F24 1 5 F25 1 6 F26 1 Fuel injector ECM Continuity Cylinder Connector Terminal Connector Terminal 1 F21 2 F102 89 Existed 2 F22 2 85 3 F23 2 81 4 F24 2 90 5 F25 2 86 6 F26 2 82 |