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21. A/T Does Not Shift: D 4 → D 3 , When Overdrive Control Switch “ON” → “OFF” SYMPTOM: A/T does not shift from D 4 to D 3 when changing overdrive control switch to “OFF” position. Does “ECU INPUT SIGNALS” in ----------------------------------------------------------------------------------------------------------------------- OR ----------------------------------------------------------------------------------------------------------------------- Does self-diagnosis show damage to No E Yes Check overdrive control Go to 13. A/T Does Not Shift: 2 , D 3 , AT-109. 22. A/T Does Not Shift: D 3 → 2 2 , When Selector Lever “D” → “2” Position SYMPTOM: A/T does not shift from D 3 to 2 2 when changing selector lever from “D” to “2” position. Does “ECU INPUT SIGNALS” in ----------------------------------------------------------------------------------------------------------------------- OR ----------------------------------------------------------------------------------------------------------------------- Does self-diagnosis show damage to No E Yes Check park/neutral position Go to 12. A/T Does Not Shift: D 1 , D 2 Or Does Not Kickdown: D 4 , D 2 , AT-108. SAT146BA SAT146BA H H DIAGNOSTIC PROCEDURES FOR SYMPTOMS AT-116 |