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17. A/T Does Not Shift: D 4 → D 3 , When Overdrive Control Switch ON → OFF =NHAT0104 SYMPTOM: 4 to D 3 when changing overdrive control switch to OFF position. 1 CHECK OVERDRIVE SWITCH CIRCUIT With CONSULT-II Does “TCM INPUT SIGNALS” in “DATA MONITOR” show damage to overdrive control switch circuit? Without CONSULT-II Does self-diagnosis show damage to overdrive control switch circuit? SAT344H Yes or No Yes © Check overdrive control switch circuit. Refer to “DTC P0705”, AT-102. No © Go to 10. A/T Does Not Shift: D 2 , D 3 , AT-242. GI MA EM LC EC FE AX SU BR ST RS BT HA SC EL IDX TROUBLE DIAGNOSES FOR SYMPTOMS 17. A/T Does Not Shift: D 4 → D 3 , When Overdrive Control Switch ON → OFF AT-257 |