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INSPECTION/REVOLUTION SIGNAL CHECK ECM OUTPUT SIGNAL. meter terminal 23 and ground at idle Higher rpm = Higher voltage OK E NG Check harness for open or Engine revolution signal is OK. INSPECTION/FUEL LEVEL SENSOR UNIT CHECK GROUND CIRCUIT FOR FUEL ness connector. 2. Check continuity between fuel level sensor unit terminal 3 and ground. Continuity should exist. OK E NG Repair harness or connec- CHECK FUEL LEVEL SENSOR UNIT. OK E NG Replace fuel level sensor CHECK HARNESS FOR OPEN OR ness connector and combination meter 2. Check continuity between combination meter terminal 13 and fuel level sensor Continuity should exist. meter terminal 13 and ground. Continuity should not exist. E NG Repair harness or connec- YEL881E YEL882E YEL883E H H H METER AND GAUGES Trouble Diagnoses (Cont’d) EL-96 |