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Home >> Infiniti >> 2003 >> M45 V8-4.5L (VK45DE) >> Repair and Diagnosis >> Powertrain Management >> Transmission Control Systems >> Relays and Modules - Transmission and Drivetrain >> Relays and Modules - A/T >> Control Module >> Description and Operation >> Shift Change Signal

Shift Change Signal

SHIFT CHANGE SIGNAL

Description
ECM receives current gear position signal, next gear position signal, shift change signal, shift pattern signal through CAN communication line from TCM (Transmission control module). ECM uses these four signals for engine control.
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