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
^ Select "SELF-DIAG RESULTS" mode for "TRANSMISSION" with CONSULT-III.

Without CONSULT-III
^ Perform the self-diagnosis. Refer to AT-92, "Diagnosis Procedure without CONSULT-III". Diagnosis Procedure Without Consult-III

Is any malfunction detected by self-diagnostic results?
YES >> Check malfunctioning system. Refer to AT-85, "CONSULT-III Function (TRANSMISSION)", AT-92, "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 A/T position.
OK or NG
OK >> GO TO 4.
NG >> Adjust A/T position. Refer to AT-202, "Adjustment of A/T Position". Adjustments

4.CHECK MANUAL MODE SWITCH
Check manual mode switch. Refer to AT-156. 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-44, "How to Perform Trouble Diagnosis for Quick and Accurate Repair". How to Perform Trouble Diagnosis For Quick and Accurate Repair
OK or NG
OK >> GO TO 6.
NG >> GO TO 9.

6.DETECT MALFUNCTIONING ITEM
Check malfunction items. If any items are damaged, repair or replace damaged parts. Refer to AT-61, "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-54, "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-84, "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 malfunction items. If any items are damaged, repair or replace damaged parts. Refer to AT-61, "Symptom Chart" (Symptom No.49). Symptom Table
OK or NG
OK >> GO TO 7.
NG >> Repair or replace damaged parts.