Pajero II Technical Information Manual 1991 · PYJE9002 PAJERO 91 TIM 1 · страница 31 из 71 · Открыть оригинал PDF ↗
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The status of the throttle body when adjusting the
basic idle speed is also basically the same as that of
thesteppermotortypeidlespeedcontrolas
follows
Idle speed control servo: Opened to the nineth
step (openedwider at high-altitude)
Fast idle air valve: Completely closed [engine
coolant temperature 80*C (176*F)or higher]
Throttle valve:Levertouching the fixed SAS
DC MOTOR DRIVE CONTROL
Whenthereisdifferencebetweenthetarget
position and the actual position of the servo valve
the engine control unit drives the DC motor to either
extend or contract the valve according to the actual
difference.When the target is reached,the motor
stops
IDLE SPEED FEEDBACK CONTROL
In order to keep the engine speed at the preset idle
target speed whenidling:the DC motor is operated
to control the bypass air volume
The feedback control includes basically the same
items as those of the stepper motor type idle speed
control_
Idle Speed Feedback Control Block Diagram
Оригинальная страница руководства
