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EC-580 < COMPONENT DIAGNOSIS > [VK56DE] P0011, P0021 IVT CONTROL P0011, P0021 IVT CONTROL On Board Diagnosis Logic INFOID:0000000005257530 NOTE: • If DTC P0011 or P0021 is displayed with DTC P0075, P0081, first perform the trouble diagnosis for DTC P0075, P0081. Refer to EC-594, "DTC Confirmation Procedure" • If DTC P0011 or P0021 is displayed with DTC P1140 or P1145, first perform the trouble diagnosis for DTC P1140, P1145. Refer to EC-790, "DTC Confirmation Procedure" . FAIL-SAFE MODE When the malfunction is detected, the ECM enters fail-safe mode. DTC Confirmation Procedure INFOID:0000000005257531 CAUTION: Always drive at a safe speed. NOTE: If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next step. 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: Before performing the following procedure, confirm that battery voltage is between 10 V and 16 V at idle. PROCEDURE FOR MALFUNCTION A With CONSULT-III 1. Turn ignition switch ON. DTC No. Trouble diagnosis name DTC detecting condition Possible cause P0011 Intake valve timing control A The alignment of the intake valve timing • Harness or connectors (Intake valve timing control solenoid valve • Harness or connectors (Intake valve timing control position sen- • Intake valve timing control solenoid valve up portion of the camshaft sprocket • Timing chain installation intake valve timing control P0021 B There is a gap between angle of target Detected items Engine operating condition in fail-safe mode Intake valve timing control The signal is not energized to the solenoid valve and the valve control does not function ENG SPEED More than 2,000 rpm (A constant rotation is maintained.) COOLAN TEMP/S More than 70 ° C (158 ° F) Selector lever 1st or 2nd position Driving location uphill Driving vehicle uphill 2010 Pathfinder |