LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2003 >> Forester X, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - Mechanism & Function >> Transmission Control Module (TCM) >> Control System
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Control System

CONTROL ITEM INPUT SIGNALS

Control item Input signals
Shift control Ordinary shift control Throttle position sensor Rear vehicle speed sensor Front vehicle speed sensor Engine speed Inhibitor switch
or ABS-in-operation control ABS signal Throttle position sensor Rear vehicle speed sensor Front vehicle speed sensor Brake switch
or Hydraulic oil temperature control ATF temperature sensor
or Reverse inhibition control Throttle position sensor Rear vehicle speed sensor Front vehicle speed sensor Inhibitor switch
or Shift pattern (Base/Power) select control Throttle position sensor Rear vehicle speed sensor Front vehicle speed sensor Inhibitor switch
or Grade control Throttle position sensor Rear vehicle speed sensor Front vehicle speed sensor Brake switch Inhibitor switch Engine speed Intake manifold pressure
Lock-up control Ordinary lock-up control Throttle position sensor Rear vehicle speed sensor Front vehicle speed sensor Engine speed Inhibitor switch
or Smooth control Throttle position sensor
or Hydraulic oil temperature control ATF temperature sensor
Oil pressure control Ordinary pressure control Throttle position sensor Rear vehicle speed sensor Front vehicle speed sensor Engine speed Inhibitor switch ATF temperature sensor
or Shifting control Throttle position sensor Rear vehicle speed sensor Front vehicle speed sensor Engine speed Torque converter turbine speed sensor Inhibitor switch ATF temperature sensor
or Starting control Engine speed ATF temperature sensor Inhibitor switch
or Learning control Shift solenoid A Shift solenoid B Rear vehicle speed sensor Front vehicle speed sensor Throttle position sensor Torque converter turbine speed sensor ATF temperature sensor
AWD transfer clutch control Ordinary transfer control Throttle position sensor Rear vehicle speed sensor Front vehicle speed sensor Inhibitor switch ATF temperature sensor FWD switch
or 1 range control Throttle position sensor Rear vehicle speed sensor Front vehicle speed sensor Inhibitor switch
or Slip detection control Throttle position sensor Rear vehicle speed sensor Front vehicle speed sensor
or Steering control Throttle position sensor Rear vehicle speed sensor Front vehicle speed sensor
or ABS-in-operation control ABS signal Throttle position sensor Rear vehicle speed sensor Front vehicle speed sensor Brake switch