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Home >> Nissan-Datsun >> 2021 >> Altima SL, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 55 (Engine Control System (1 Of 3)) >> System Description >> Component Parts >> Variable Compression Ratio Control Module >> Individual Operation

Individual Operation

WARNING: This page is about a different car, the 2020 Infiniti QX50. However, it is still accessible from the selected car via links, so may be relevant.

The compression rate of engine is changed according to changing angle of VCR control shaft which is rotated by VCR motor.