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Home >> Nissan-Datsun >> 2006 >> Sentra SE-R >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - Introduction (Re4F04B) >> Re4F04B >> Overall System >> Control System >> Outline
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Control System: Outline

The automatic transaxle senses vehicle operating conditions through various sensors. It always controls the optimum shift position and reduces shifting and lock-up shocks.

CONTROL SYSTEM OUTLINE

SENSORS → TCM → ACTUATORS
Park/neutral position (PNP) switch
Throttle position sensor [accelerator pedal position (APP) sensor]
Engine speed signal
A/T fluid temperature sensor
Revolution sensor
Vehicle speed sensor
Overdrive control switch
ASCD control unit
Stop lamp switch
Turbine revolution sensor		 Shift control
Line pressure control
Lock-up control
Overrun clutch control
Timing control
Fail-safe control
Self-diagnosis
CONSULT-II communication line control		 Shift solenoid valve A
Shift solenoid valve B
Overrun clutch solenoid valve
Torque converter clutch solenoid valve
Line pressure solenoid valve
O/D OFF indicator lamp
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