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THROTTLE VALVE CLOSED POSITION LEARNING EC-161 < BASIC INSPECTION > [MR FOR NISMO RS MODELS] C D E F G H I J K L M A EC N P O THROTTLE VALVE CLOSED POSITION LEARNING Description INFOID:0000000012197722 Throttle Valve Closed Position Learning is a function of ECM to learn the fully closed position of the throttle valve by monitoring the throttle position sensor output signal. It must be performed each time the harness con- nector of the electric throttle control actuator or ECM is disconnected or electric throttle control actuator inside is cleaned. Refer to . Work Procedure INFOID:0000000012197723 1. START With CONSULT 1. Turn ignition switch ON. 2. Select “CLSD THL POS LEARN” in “WORK SUPPORT” mode of “ENGINE” using CONSULT. 3. Follow the instructions on the CONSULT display. 4. Turn ignition switch OFF and wait at least 10 seconds. Check that throttle valve moves during the above 10 seconds by confirming the operating sound. Without CONSULT 1. Start the engine. NOTE: Engine coolant temperature is 25 °C (77°F) or less before engine starts. 2. Warm up the engine. NOTE: Raise engine coolant temperature until it reaches 65 °C (149°F) or more. 3. Turn ignition switch OFF and wait at least 10 seconds. Check that throttle valve moves during the above 10 seconds by confirming the operating sound. >> END |