6. Vehicle Does Not Creep Backward In R Position

SYMPTOM: 

Vehicle does not creep backward when selecting R position. 

1. CHECK A/T FLUID LEVEL 

   Check A/T fluid level.

   OK or NG 

   1. OK: GO TO 2.
   2. NG: Refill ATF.
   Fig 1: Checking A/T Fluid Level

   Courtesy of NISSAN MOTOR CO., U.S.A.
2. CHECK STALL REVOLUTION 

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

   OK or NG 

   1. OK: GO TO  5.
   2. OK in 1 position, NG in R position: GO TO 3.
   3. NG in both 1 and R positions: GO TO  4.
3. DETECT MALFUNCTIONING ITEM 
   1. Remove control valve assembly. Refer to "REMOVAL ".
   2. Check the following items:
      • Valves to control line pressure (Pressure regulator valve, pressure modifier valve, pilot valve and pilot filter)
      • Line pressure solenoid valve
   3. Disassemble A/T.
   4. Check the following items:
      • Oil pump assembly
      • Torque converter
      • Reverse clutch assembly
      • High clutch assembly

   OK or NG 

   1. OK: GO TO  5.
   2. NG: Repair or replace damaged parts.
4. DETECT MALFUNCTIONING ITEM 
   1. Remove control valve assembly. Refer to "REMOVAL ".
   2. Check the following items:
      • Valves to control line pressure (Pressure regulator valve, pressure modifier valve, pilot valve and pilot filter)
      • Line pressure solenoid valve
   3. Disassemble A/T.
   4. Check the following items:
      • Oil pump assembly
      • Torque converter
      • Reverse clutch assembly
      • High clutch assembly
      • Low & reverse brake assembly
      • Low one-way clutch

   OK or NG 

   1. OK: GO TO 5.
   2. NG: Repair or replace damaged parts.
5. CHECK LINE PRESSURE 

   Check line pressure at idle with selector lever in R position. Refer to "LINE PRESSURE TEST ".

   OK or NG 

   1. OK: GO TO  7.
   2. NG: GO TO 6.
6. DETECT MALFUNCTIONING ITEM 
   1. Remove control valve assembly. Refer to "REMOVAL ".
   2. Check the following items:
      • Valves to control line pressure (Pressure regulator valve, pressure modifier valve, pilot valve and pilot filter)
      • Line pressure solenoid valve
   3. Disassemble A/T.
   4. Check the following item:
      • Oil pump assembly

   OK or NG 

   1. OK: GO TO 7.
   2. NG: Repair or replace damaged parts.
7. CHECK A/T FLUID CONDITION 
   1. Remove oil pan.
   2. Check A/T fluid condition.

   OK or NG 

   1. OK: GO TO  9.
   2. NG: GO TO 8.
   Fig 2: Checking A/T Fluid Condition

   Courtesy of NISSAN MOTOR CO., U.S.A.
8. DETECT MALFUNCTIONING ITEM 
   1. Remove control valve assembly. Refer to "REMOVAL ".
   2. Check the following items:
      • Valves to control line pressure (Pressure regulator valve, pressure modifier valve, pilot valve and pilot filter)
      • Line pressure solenoid valve
   3. Disassemble A/T.
   4. Check the following items:
      • Oil pump assembly
      • Torque converter
      • Reverse clutch assembly
      • High clutch assembly
      • Low & reverse brake assembly
      • Low one-way clutch

   OK or NG 

   1. OK: GO TO 9.
   2. NG: Repair or replace damaged parts.
9. CHECK SYMPTOM 

   Check again.

   OK or NG 

   1. OK: INSPECTION END 
   2. NG: GO TO 10.
10. CHECK TCM INSPECTION 
    1. perform TCM input/output signal inspection.
    2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.

    OK or NG 

    1. OK: INSPECTION END 
    2. NG: Repair or replace damaged parts.