Pajero II Technical Information Manual 1991 · PYJE9002 PAJERO 91 TIM 1 · страница 32 из 71 · Открыть оригинал PDF ↗
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IDLE SPEED CONTROL (ISC) POSITION CONTROL
During idling,the engine speed changes sharply if
the air conditioner switch is turned ON or OFF ,or
anyother operation ismadewhichcancause
change of engine load:
Immediatelyafter detectionoftheload change
signal,the enginecontrol unitmovestheservo
valve to the target position according to the load
status after suchchange in order to adjust the
bypassair volume,therebylimitingtheengine
speed change
If the target position cannot be reached even after
several DC motor operation attempts during posi-
tion control, servo valve failure is assumed and the
self diagnosis failure code (No. 55) is stored.Also
theDCmotor stops_
The position control items are basically the same as
those of the stepper motor type idle speed control:
Position ControlBlockDiagram
Оригинальная страница руководства
