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TROUBLE DIAGNOSIS — BASIC INSPECTION AT-225 [RE4R01A] D E F G H I J K L M A B AT 5. CHECK LOCK-UP (D 4 TO D 4 L/U) Does A/T perform lock-up at the specified speed? Read vehicle speed, throttle position when lock-up duty becomes 94%. Yes or No Yes >> GO TO 6. No >> Go to AT-378, "12. A/T Does Not Perform Lock-up" . 6. CHECK HOLD LOCK-UP Does A/T hold lock-up condition for more than 30 seconds? Yes or No Yes >> GO TO 7. No >> Go to AT-379, "13. A/T Does Not Hold Lock-up Condition" 7. CHECK LOCK-UP OFF (D 4 L/U TO D 4 ) 1. Release accelerator pedal. 2. Is lock-up released when accelerator pedal is released? Yes or No Yes >> GO TO 8. No >> Go to AT-381, "14. Lock-up Is Not Released" 8. CHECK SHIFT DOWN (D 4 TO D 3 ) 1. Decelerate vehicle by applying foot brake lightly. 2. Does engine speed return to idle smoothly when A/T is shifted from D 4 to D 3 ? Read gear position and engine speed. Yes or No Yes >> 1. Stop vehicle. 2. Go to AT-226, "Cruise Test — Part 2" No >> Go to AT-382, "15. Engine Speed Does Not Return To . Specified speed when SAT957I SAT958I SAT959I |