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Home >> Infiniti >> 2015 >> QX50 Base, AWD >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transmission (Introduction Diagnostic Trouble Codes (DTCS) And Symptom Tests) >> System Description >> Line Pressure 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 
Line pressure solenoid valve DESCRIPTION 
Pressure regulator valve Adjusts the oil discharged from the oil pump to the optimum pressure (line pressure) for the driving state.
ECM SYSTEM DESCRIPTION