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TROUBLE DIAGNOSIS FOR SYMPTOMS AT-253 D E F G H I J K L M A B AT 11. PERFORM TCM INSPECTION 1. Perform TCM input/output signal inspection. 2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector. OK or NG OK >> INSPECTION END NG >> Repair or replace damaged parts. 12. DETECT MALFUNCTIONING ITEM ● Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to OK or NG OK >> GO TO 10. NG >> Repair or replace damaged parts. A/T Does Not Shift: D 1
→ D 2 ECS0089F SYMPTOM: The vehicle does not shift-up from the D 1 to D 2 gear at the specified speed. DIAGNOSTIC PROCEDURE 1. CONFIRM THE SYMPTOM Check if vehicle creeps forward in “D” position” and vehicle can be started from D 1. OK or NG OK >> GO TO 2. NG AT-247, "Vehicle Does Not Creep Forward In “D” Position" 2. CHECK SELF-DIAGNOSTIC RESULTS Execute self-diagnosis. YES >> Check the malfunctioning system. Refer to AT-227, "DTC P1845 ATF PRESSURE SWITCH 5" AT-188, "DTC P1762 DIRECT CLUTCH SOLENOID VALVE" AT-110, "DTC P0720 VEHICLE SPEED SENSOR A/T (REVOLUTION AT-157, "DTC P1721 VEHICLE SPEED SENSOR MTR" . NO >> GO TO 3. 3. CHECK A/T FLUID LEVEL Check A/T fluid level again. Refer to OK or NG OK >> GO TO 4. NG >> Refill ATF. SAT638A |