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EC-534 [QG (WITH EURO-OBD)] FUEL PUMP CIRCUIT 8. CHECK FUEL PUMP RELAY Refer to EC-534, "Component Inspection" . OK or NG OK >> GO TO 9. NG >> Replace fuel pump relay. 9. CHECK FUEL PUMP Refer to EC-534, "Component Inspection" . OK or NG OK >> GO TO 10. NG >> Replace fuel pump. 10. CHECK INTERMITTENT INCIDENT Refer to EC-138, "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" . >> INSPECTION END Component Inspection EBS00QTM FUEL PUMP RELAY Check continuity between terminals 3 and 4, 3 and 5 under the fol- FUEL PUMP 1. Disconnect fuel level sensor unit and fuel pump harness connector. 2. Check resistance between fuel level sensor unit and fuel pump Removal and Installation EBS00QTN FUEL PUMP Refer to “Fuel Pump, Fuel Level Sensor Unit and Fuel Filter”, FE-9. Conditions Terminals Continuity 12V direct current supply 3 and 4 No 3 and 5 Yes No current supply 3 and 4 Yes 3 and 5 No MBIB0056E Resistance: Approximately 1.0 Ω [at 25 ° C (77 ° F)] PBIB0658E |