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EC-390 < DTC/CIRCUIT DIAGNOSIS > [VK56VD] P1090, P1093 VVEL ACTUATOR MOTOR P1090, P1093 VVEL ACTUATOR MOTOR DTC Logic INFOID:0000000006217896 DTC DETECTION LOGIC NOTE: DTC CONFIRMATION PROCEDURE 1. PRECONDITIONING 1. Turn ignition switch OFF and wait at least 10 seconds. 2. Turn ignition switch ON. 3. Turn ignition switch OFF and wait at least 10 seconds. TESTING CONDITION: >> GO TO 2. 2. PERFORM DTC CONFIRMATION PROCEDURE 1. Start engine and let it idle for 10 second. 2. Keep the engine speed at approximately 3,500 rpm for at least 10 seconds under no load. 3. Check DTC. Is DTC detected? YES >> Go to NO >> INSPECTION END Diagnosis Procedure INFOID:0000000006217897 1. VVEL ACTUATOR MOTOR ASSEMBLY OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Disconnect VVEL control module harness connector. 2. Disconnect VVEL actuator motor assembly harness connector. 3. Check the continuity between VVEL control module harness connector and VVEL actuator motor assem- DTC No. Trouble diagnosis name (Trouble diagnosis content) DTC detecting condition Possible cause P1090 VVEL ACTR MOT-B1 • Event angle difference between the actual and the target is detected. • Abnormal current is sent to VVEL actuator motor assembly. • Harness or connectors (VVEL actuator motor assembly circuit is open • VVEL actuator motor assembly P1093 VVEL ACTR MOT-B2 DTC No. VVEL control module VVEL actuator motor assembly Continuity Bank Connector Terminal Connector Terminal P1090 1 F56 12 F73 1 Existed 2 Not existed 25 1 Not existed 2 Existed P1093 2 2 F71 1 Existed 2 Not existed 15 1 Not existed 2 Existed |