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Vehicle Cannot Be Started From D1




TROUBLE DIAGNOSIS FOR SYMPTOMS

Vehicle Cannot Be Started from D


SYMPTOM:

Vehicle cannot be started from D1 on "Cruise Test - Part 1".

DIAGNOSTIC PROCEDURE


1. CHECK SYMPTOM

Check symptom. Automatic Transmission .
Is "Vehicle Dose Not Creep Backward in "R" Position" OK?
OK- GO TO 2.
NG- Go to R" Position" .

2. CHECK SELF-DIAGNOSTIC RESULTS

Perform self-diagnosis. Automatic Transmission or Automatic Transmission .
Is any malfunction detected by self-diagnostic results?
YES- Check the malfunctioning system. Automatic Transmission or
Automatic Transmission .
NO- GO TO 3.

3. CHECK ACCELERATOR PEDAL POSITION SENSOR

Check accelerator pedal position sensor. P2122.
OK or NG
OK- GO TO 4.
NG- Repair or replace accelerator pedal position sensor.

4. CHECK LINE PRESSURE

Check line pressure at stall point with selector lever in "D" position. Automatic Transmission .
OK or NG
OK- GO TO 6.
NG- GO TO 5.

5. DETECT MALFUNCTIONING ITEM

1.Remove control valve assembly. Service and Repair .
2.Check the following items:
-Shift valve A
-Shift valve B
-Shift solenoid valve A
-Shift solenoid valve B
-Pilot valve
-Pilot filter
3.Disassemble A/T. Disassembly .
4.Check the following items:
-Forward clutch assembly. Forward And Overrun Clutches .
-Low one-way clutch. Disassembly .
-Forward one-way clutch. Rear Internal Gear And Forward Clutch Hub .
-High clutch assembly. High Clutch .
-Torque converter. Disassembly .
-Oil pump assembly. Oil Pump .
OK or NG
OK- GO TO 8.
NG- Repair or replace damaged parts.

6. CHECK A/T FLUID CONDITION

1.Remove oil pan. Component .
2.Check A/T fluid condition. Automatic Transmission .
OK or NG
OK- GO TO 7.
NG- GO TO 5.

7. DETECT MALFUNCTIONING ITEM

1.Remove control valve assembly. Service and Repair .
2.Check the following items:
-Shift valve A
-Shift valve B
-Shift solenoid valve A
-Shift solenoid valve B
-Pilot valve
-Pilot filter
OK or NG
OK- GO TO 8.
NG- Repair or replace damage parts.

8. CHECK SYMPTOM

Check again. Automatic Transmission .
OK or NG
OK-INSPECTION END
NG- GO TO 9.

9. CHECK TCM

1.Check TCM input/output signals. Automatic Transmission .
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.