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Home >> Infiniti >> 2017 >> QX70 AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission (Basic Inspection) >> System Description >> Lock-Up Control >> Component Description
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Component Description

Name Function
TCM The TCM consists of a microcomputer and connectors for signal input and output and for power supply. The TCM controls the A/T.
Output Speed Sensor DESCRIPTION
Input Speed Sensor 1 DESCRIPTION
Input Speed Sensor 2
A/T Fluid Temperature Sensor DESCRIPTION
Torque Converter Clutch Solenoid Valve DESCRIPTION
Torque Converter Clutch Control Valve Switches the lock-up to operating or released. Also, by performing the lock-up operation transiently, lock-up smoothly.
ECM SYSTEM DESCRIPTION