Vehicle Does Not Creep Forward In D Position

Vehicle Does Not Creep Forward In "D" Position

SYMPTOM: Vehicle does not creep forward when selecting "D" position.

DIAGNOSTIC PROCEDURE
1. CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to AT-86, "SELF-DIAGNOSTIC RESULT MODE". Self-Diagnostic Result Mode
Do the self-diagnostic results indicate accelerator pedal position sensor, CAN communication line, PNP switch?
YES >> Check the malfunctioning system. Refer to AT-120, "DTC P1705 THROTTLE POSITION SENSOR", AT-93, "DTC U1000 CAN COMMUNICATION LINE", AT-101, "DTC P0705 PARK/NEUTRAL POSITION SWITCH".
P1705
U1000
P0705
NO >> GO TO 2.

2. CHECK CONTROL CABLE





Check the control cable.
^ Refer to AT-222, "Checking of A/T Position". Testing and Inspection
OK or NG
OK >> GO TO 3.
NG >> Adjust control cable.

3. CHECK A/T FLUID LEVEL





Check A/T fluid level.
OK or NG
OK >> GO TO 4.
NG >> Refill ATF.

4. CHECK STALL TEST





Check stall revolution with selector lever in "D" position. Refer to AT-51, "STALL TEST". Stall Test
OK or NG
OK >> GO TO 5.
NG >> GO TO 7.

5. CHECK LINE PRESSURE





Check line pressure at idle with selector lever in "D" position. Refer to AT-52, "LINE PRESSURE TEST". Line Pressure Test
OK or NG
OK >> GO TO 8.
NG - 1 >> Line pressure high. GO TO 6.
NG - 2 >> Line pressure low. GO TO 7.

6. DETECT MALFUNCTIONING ITEM
1. Check control valve with TCM.
2. Disassemble A/T.
3. Check the following items:
- Oil pump assembly.
OK or NG
OK >> GO TO 8.
NG >> Repair or replace damaged parts.

7. DETECT MALFUNCTIONING ITEM
1. Check control valve with TCM.
2. Disassemble A/T.
3. Check the following items:
- Oil pump assembly.
- Power train system.
- Transmission case.
OK or NG
OK >> GO TO 8.
NG >> Repair or replace damaged parts.

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





2. Check A/T fluid condition. Refer to AT-51, "Fluid Condition Check". Fluid Condition Check
OK or NG
OK >> GO TO 9.
NG >> GO TO 12.

9. DETECT MALFUNCTIONING ITEM
^ Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to AT-61, "Symptom Chart" (Symptom No.43). Symptom Chart
OK or NG
OK >> GO TO 10.
NG >> Repair or replace damaged parts.

10. CHECK SYMPTOM
Check again. Refer to AT-55, "Check at Idle". Check at Idle
OK or NG
OK >> INSPECTION END
NG >> GO TO 11.

11. PERFORM TCM INSPECTION
1. Perform TCM input/output signals inspection. Refer to AT-83, "TCM Input/Output Signal Reference Values". 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.

12. DETECT MALFUNCTIONING ITEM
^ Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to AT-61, "Symptom Chart" (Symptom No.43). Symptom Chart
OK or NG
OK >> GO TO 10.
NG >> Repair or replace damaged parts.