Supra L6-2997cc 3.0L DOHC MFI (1998)
Transmission Mode Switch: Description and Operation
CIRCUIT DESCRIPTION
The ECM memory contains the shift programs for the NORMAL and MANUAL patterns, 2 position, L position and the lock-up patterns. By
following the programs corresponding to the signals from the pattern select switch, the park/neutral position and other various sensors, the ECM
switches the solenoid valves ON and OFF, and controls the transmission gear change and the lock-up clutch operation.