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P0011, P0021 IVT CONTROL EC-157 < DTC/CIRCUIT DIAGNOSIS > [VK56DE] C D E F G H I J K L M A EC N P O P0011, P0021 IVT CONTROL On Board Diagnosis Logic INFOID:0000000009886548 FAIL-SAFE MODE When the malfunction is detected, the ECM enters fail-safe mode. DTC Confirmation Procedure INFOID:0000000009886549 CAUTION: Always drive at a safe speed. NOTE: • If DTC P0011 or P0021 is displayed with DTC P0075, P0081, P1140 or P1145, first perform the trouble diagnosis for or • If DTC Confirmation Procedure has been previously conducted, always perform the following before con- ducting the next step. 1. Turn ignition swich OFF and wait at least 10 seconds. Before performing the following procedure, confirm that battery voltage is between 10V and 16V at idle. PROCEDURE FOR MALFUNCTION A 1. Turn ignition switch ON. DTC No. Trouble diagnosis name 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 • Harness or connectors (Intake valve timing control position • Intake valve timing control solenoid valve • Intake valve timing control position sensor • Crankshaft position sensor (POS) pick-up portion of the camshaft • Timing chain installation groove for intake valve timing control P0021 B There is a gap between angle of target and 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 |