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P1140, P1145 IVT CONTROL POSITION SENSOR EC-373 < DTC/CIRCUIT DIAGNOSIS > [VK56DE] C D E F G H I J K L M A EC N P O 3. Also check harness for short to power. OK >> GO TO 6. NG >> GO TO 5. 5. DETECT MALFUNCTIONING PART Check the following. • Harness connectors E2, F32 • Harness for open or short between intake valve timing control position sensor and ground >> Repair open circuit or short to power in harness or connectors. 6. CHECK INTAKE VALVE TIMING CONTROL POSITION SENSOR INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Disconnect ECM harness connector. 2. Check harness continuity between the following; ECM terminal 72 and intake valve timing control position sensor (Bank 1) terminal 2 or ECM terminal 53 and intake valve timing control position sensor (Bank 2) terminal 2. Refer to Wiring Diagram. 3. Also check harness for short to ground and short to power. OK >> GO TO 7. NG >> Repair open circuit or short to ground or short to power in harness or connectors. 7. CHECK INTAKE VALVE TIMING CONTROL POSITION SENSOR EC-374, "Component Inspection" OK or NG OK >> GO TO 8. NG >> Replace malfunctioning intake valve timing control position sensor. Refer to . 8. CHECK CRANKSHAFT POSITION SENSOR (POS) EC-274, "Component Inspection" OK or NG OK >> GO TO 9. NG >> Replace crankshaft position sensor (POS). 9. CHECK CAMSHAFT POSITION SENSOR (PHASE) EC-278, "Component Inspection" OK or NG OK >> GO TO 10. NG >> Replace camshaft position sensor (PHASE). Refer to 10. CHECK CAMSHAFT SPROCKET Check accumulation of debris to the signal pick-up portion of the camshaft sprocket. Refer to OK or NG OK >> GO TO 11. NG >> Remove debris and clean the signal pick-up cutout of camshaft sprocket. 11. CHECK INTERMITTENT INCIDENT GI-39, "How to Check Terminal" GI-42, "Intermittent Incident" Continuity should exist. Continuity should exist. |