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A/T CONTROL SYSTEM TM-23 < SYSTEM DESCRIPTION > C E F G H I J K L M A B TM N O P TCM Function INFOID:0000000009885684 The function of the TCM is to: • Receive input signals sent from various switches and sensors. • Determine required line pressure, shifting point, lock-up operation, and engine brake operation. • Send required output signals to the respective solenoids. CONTROL SYSTEM OUTLINE The automatic transmission senses vehicle operating conditions through various sensors or signals. It always controls the optimum shift position and reduces shifting and lock-up shocks. 1. Front brake 2. Input clutch 3. Direct clutch 4. High and low reverse clutch 5. Reverse brake 6. Forward brake 7. Low coast brake 8. 1st one-way clutch 9. Forward one-way clutch 10. 3rd one-way clutch 11. Front sun gear 12. Input shaft 13. Mid internal gear 14. Front internal gear 15. Rear carrier 16. Rear sun gear 17. Mid sun gear 18. Front carrier 19. Mid carrier 20. Rear internal gear 21. Output shaft 22. Parking gear 23. Parking pawl SCIA1519E |