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EC-222 < DTC/CIRCUIT DIAGNOSIS > [MR18DE] P0172 FUEL INJECTION SYSTEM FUNCTION 8. CHECK FUEL INJECTOR 1. Remove fuel injector assembly. Refer to EM-35, "Removal and Installation" . Keep fuel hose and all fuel injectors connected to fuel tube. 2. Confirm that the engine is cooled down and there are no fire hazards near the vehicle. 3. Disconnect all fuel injector harness connectors. 4. Disconnect all ignition coil harness connectors. 5. Prepare pans or saucers under each fuel injectors. 6. Crank engine for about 3 seconds. Is the inspection result normal? YES >> GO TO 9. NO >> Replace the fuel injectors from which fuel is dripping. Always replace O-ring with new one. Refer to . 9. CHECK INTERMITTENT INCIDENT GI-40, "Intermittent Incident" >> INSPECTION END |