Shift Solenoids SL1, SL2 & S4
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ECM controls transaxle shifting by delivering an output signal to operate proper shift solenoid. Solenoids are located on transaxle valve body. See Figure. Solenoids are operated in accordance with selector lever position. If a solenoid malfunctions, ECM defaults transaxle to a designated gear. See Figure.
NOTE:
ECM provides a fail-safe system which places transaxle in a designated gear depending on which solenoid fails. In some gears, fail-safe system will not be activated and transaxle will shift to the fail-safe gear. See Figure.