FixVault

Control System: Outline

WARNING: This page is about a different car, the 2006 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

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 DESCRIPTION

SENSORS (or SIGNALS)   TCM   ACTUATORS
Park/neutral position (PNP) switch Accelerator pedal position (APP) signal
Engine speed signal
A/T fluid temperature sensor
Revolution sensor
Vehicle speed signal
Overdrive control switch
ASCD control signal
Stop lamp switch
Turbine revolution sensor (power train revolution sensor)
Shift control
Line pressure control
Lock-up control
Overrun clutch control
Timing control
Fail-safe control
Self-diagnosis
CAN 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