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Diagnostic Procedure NHEC0861 1 CHECK GROUND CONNECTIONS 1. Turn ignition switch OFF. Refer to “Ground Inspection”, EC-160. SEC047D OK or NG OK © GO TO 2. NG © Repair or replace ground connections. 2 CHECK ECT SENSOR POWER SUPPLY CIRCUIT 1. Disconnect engine coolant temperature (ECT) sensor harness connector. SEC105D 2. Turn ignition switch ON. SEC106D OK or NG OK © GO TO 4. NG © GO TO 3. GI MA EM LC FE AT AX SU BR ST RS BT HA SC EL IDX DTC P0117, P0118 ECT SENSOR Diagnostic Procedure EC-209 |