|
|
Diagnostic Procedure =NCEC0557 1 CHECK FUEL LEVEL SENSOR POWER SUPPLY CIRCUIT 1. Turn ignition switch “OFF”. SEF939XA OK or NG OK © GO TO 3. NG © GO TO 2. 2 DETECT MALFUNCTIONING PART Check the following. I Harness connectors M8, B3 I Harness connectors B10, B120 I Harness for open or short between combination meter and fuel level sensor unit © Repair or replace harness or connectors. 3 CHECK FUEL LEVEL SENSOR GROUND CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch “OFF”. Continuity should exist. 3. Also check harness for short to power. OK or NG OK © GO TO 4. NG © Repair open circuit or short to power in harness or connectors. 4 CHECK FUEL LEVEL SENSOR INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Disconnect ECM harness connector. level sensor unit terminal 1. Refer to Wiring Diagram. Continuity should exist. 3. Also check harness for short to ground and short to power. OK or NG OK © GO TO 6. NG © GO TO 5. GI MA EM LC FE CL MT AT AX SU BR ST RS BT HA SC EL IDX DTC P0460 FUEL LEVEL SENSOR FUNCTION (SLOSH) Diagnostic Procedure EC-423 |