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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 2022 (Automatic Transmission) >> Trouble Diagnosis For Symptoms >> Vehicle Does Not Creep Backward In "R" Position >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK SELF-DIAGNOSTIC RESULTS 

    Perform self-diagnosis. Refer to "SELF-DIAGNOSTIC RESULT MODE ".

    Is any malfunction detected by self-diagnostic results? 

    YES: Check the malfunctioning system. Refer to "SELF-DIAGNOSTIC RESULT MODE ".

    NO: GO TO 2.

  2. CHECK CONTROL CABLE 

    Check the control cable.

    OK or NG 

    OK: GO TO 3.

    NG: Adjust control cable. Refer to "ADJUSTMENT OF A/T POSITION ".

  3. CHECK A/T FLUID LEVEL 

    Check A/T fluid level. Refer to "CHECKING THE A/T FLUID (ATF) ".

    OK or NG 

    OK: GO TO 4.

    NG: Refill ATF.

  4. CHECK STALL TEST 

    Check stall revolution with selector lever in "1" and "R" positions.

    Refer to "STALL TEST ".

    OK or NG 

    OK: GO TO  6.

    OK in "1" position, NG in "R" position: GO TO 5.

    NG in both "1" and "R" positions: GO TO  8.

  5. DETECT MALFUNCTIONING ITEM 
    1. Disassemble A/T. Refer to "DISASSEMBLY ".
    2. Check the following items:

    OK or NG 

    OK: GO TO  9.

    NG: Repair or replace damaged parts.

  6. CHECK LINE PRESSURE 

    Check the line pressure with the engine idling. Refer to "LINE PRESSURE TEST ".

    OK or NG 

    OK: GO TO  9.

    NG - 1: Line pressure high. GO TO 7.

    NG - 2: Line pressure low. GO TO  8.

  7. DETECT MALFUNCTIONING ITEM 
    1. Check control valve with TCM. Refer to "CONTROL VALVE WITH TCM AND A/T FLUID TEMPERATURE SENSOR 2 ".
    2. Disassemble A/T. Refer to "DISASSEMBLY ".
    3. Check the following.
      • Oil pump assembly. Refer to "OIL PUMP ".

    OK or NG 

    OK: GO TO  9.

    NG: Repair or replace damaged parts.

  8. DETECT MALFUNCTIONING ITEM 
    1. Check control valve with TCM. Refer to "CONTROL VALVE WITH TCM AND A/T FLUID TEMPERATURE SENSOR 2 ".
    2. Disassemble A/T. Refer to "DISASSEMBLY ".
    3. Check the following.

    OK or NG 

    OK: GO TO 9.

    NG: Repair or replace damaged parts.

  9. CHECK A/T FLUID CONDITION 
    1. Remove oil pan. Refer to "CONTROL VALVE WITH TCM AND A/T FLUID TEMPERATURE SENSOR 2 ".
    2. Check A/T fluid condition. Refer to "FLUID CONDITION CHECK ".

    OK or NG 

    OK: GO TO 10.

    NG: GO TO  13.

  10. DETECT MALFUNCTIONING ITEM 
    • Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to "SYMPTOM CHART " (Symptom No.43).

    OK or NG 

    OK: GO TO 11.

    NG: Repair or replace damaged parts.

  11. CHECK SYMPTOM 

    Check again. Refer to "CHECK AT IDLE ".

    OK or NG 

    OK: INSPECTION END 

    NG: GO TO 12.

  12. PERFORM TCM INSPECTION 
    1. Perform TCM input/output signals inspection. Refer to "TCM INPUT/OUTPUT SIGNAL REFERENCE VALUES ".
    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.

  13. DETECT MALFUNCTIONING ITEM 
    • Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to "SYMPTOM CHART " (Symptom No.43).

    OK or NG 

    OK: GO TO  11.

    NG: Repair or replace damaged parts.

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