VARIABLE TUMBLE CONTROL OPERATION [L3 R.H.D.]
BUE014000000N18
Operation condition
• When all of the following conditions are met, the PCM energizes the coil of variable tumble solenoid valve. As a result, negative pressure is introduced to the diaphragm chamber of the variable tumble shutter valve actuator, pulling the actuator rod and closing the variable tumble shutter valve.
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- Engine speed less than 3,500 rpm
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- Throttle opening angle is at the specified value or less (Changes according to engine speed)