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5 DETECT MALFUNCTIONING PART Check the following. I Harness connectors F25, F171 I Harness for open between harness connector F25 and ground © Repair open circuit or short to power in harness or connectors. 6 CHECK CKP SENSOR (POS) INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Disconnect ECM harness connector. 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 8. NG © GO TO 7. 7 DETECT MALFUNCTIONING PART Check the following. I Harness connectors F25, F171 I Harness for open or short between ECM and harness connector F25 © Repair open circuit or short to ground or short to power in harness or connectors. 8 CHECK CKP SENSOR (POS) SUB-HARNESS CIRCUIT FOR OPEN AND SHORT 1. Disconnect CKP sensor (POS) harness connector. SEC137D 2. Check harness continuity between CKP sensor (POS) terminals and harness connector F171 terminals as follows. MTBL1191 Continuity should exist. 3. Also check harness for short to ground and short to power. OK or NG OK © GO TO 9. NG © Repair open circuit or short to ground or short to power in harness or connectors. GI MA EM LC FE AT AX SU BR ST RS BT HA SC EL IDX DTC P0335 CKP SENSOR (POS) Diagnostic Procedure (Cont’d) EC-321 |