A/T Does Not Shift: 3rd Gear -> 2nd Gear

A/T Does Not Shift: 3rd Gear ---> 2nd Gear

SYMPTOM: When shifted from M3 to M2 position in manual mode, does not downshift from 3rd to 2nd gear.

DIAGNOSTIC PROCEDURE

1. CHECK SELF-DIAGNOSTIC RESULTS

WITH CONSULT-III
^ Perform self-diagnosis.

Without CONSULT-III
^ Perform self-diagnosis. Refer to AT-91, "Diagnosis Procedure without CONSULT-III". Diagnosis Procedure Without Consult-III
Is any malfunction detected by self-diagnostic results?
YES >> Check the malfunctioning system. Refer to AT-84, "CONSULT-III Function (TRANSMISSION)", AT-91, "Diagnosis Procedure without CONSULT-III".
Consult-III Function (Transmission)
Diagnosis Procedure Without Consult-III
NO >> GO TO 2.

2. CHECK A/T FLUID LEVEL





Check A/T fluid level.
OK or NG
OK >> GO TO 3.
NG >> Refill [1][2]ATF.

3. CHECK A/T POSITION





Check the A/T position.
OK or NG
OK >> GO TO 4.
NG >> Adjust A/T position. Refer to AT-207, "Adjustment of A/T Position". Adjustments

4. CHECK MANUAL MODE SWITCH
Check the manual mode switch. Refer to AT-155. P1815
OK or NG
OK >> GO TO 5.
NG >> Repair or replace damaged parts.

5. CHECK A/T FLUID CONDITION
1. Remove oil pan.





2. Check A/T fluid condition. Refer to AT-49, "Inspections Before Trouble Diagnosis". Inspections Before Trouble Diagnosis
OK or NG
OK >> GO TO 6.
NG >> GO TO 9.

6. DETECT MALFUNCTIONING ITEM
Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to AT-59, "Symptom Chart" (Symptom No.49). Symptom Table
OK or NG
OK >> GO TO 7.
NG >> Repair or replace damaged parts.

7. CHECK SYMPTOM
Check again. Refer to AT-53, "Road Test". Road Test
OK or NG
OK >> INSPECTION END
NG >> GO TO 8.

8. CHECK TCM
1. Check TCM input/output signals. Refer to AT-83, "TCM Input/Output Signal Reference Value". Pinout Values and Diagnostic Parameters
2. If NG, recheck A/T assembly harness connector terminals for damage or loose connection with harness connector.
OK or NG
OK >> INSPECTION END
NG >> Repair or replace damaged parts.

9. DETECT MALFUNCTIONING ITEM
Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to AT-59, "Symptom Chart" (Symptom No.49). Symptom Table
OK or NG
OK >> GO TO 7.
NG >> Repair or replace damaged parts.