EXHAUST SHUTTER VALVE CONTROL [SKYACTIV-D 1.5]SM2760085
EXHAUST SHUTTER VALVE CONTROL [SKYACTIV-D 1.5]

id0140z5995100


Outline

• The PCM controls the exhaust shutter valve when the following controls are performed.
― EGR control: During LP-EGR control, the exhaust shutter valve is closed, and the exhaust gas recirculation is corrected by raising the exhaust gas pressure at the LP-EGR valve inlet.

Block Diagram

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Operation


LP-EGR control

• The PCM controls the exhaust shutter valve to the optimum opening angle according to the engine speed, fuel injection amount, and intake air amount.


Other than LP-EGR control

• The PCM controls the exhaust shutter valve fixed at fully open.