Diagnostic Procedure

WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

CHECK LEVER SWITCH CIRCUIT
With CONSULT-II
1. Turn ignition switch "ON". (Do not start engine.)
2. Select "DATA MONITOR" mode for "TRANSMISSION" with CONSULT-II.
3. Read out ON/OFF switching action of the "RANGE SLCT SW".
  
  Fig 1: CONSULT-II Display - Data Monitor
  Courtesy of NISSAN MOTOR CO., U.S.A.
Without CONSULT-II
1. Turn ignition switch "ON". (Do not start engine.)
2. Check voltage between the TCM connector terminal and ground.
  
  Fig 2: Connector Terminal Voltage Condition Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 3: Checking Voltage Between TCM Connector Terminal And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 4.
2. NG: GO TO 2.
CHECK HARNESS BETWEEN TCM AND A/T DEVICE (LEVER SWITCH)
1. Turn ignition switch "OFF".
2. Disconnect the TCM connector.
3. Check the continuity between TCM connector terminal 16 and ground.
  
  Fig 4: Connector Terminal Continuity Reference
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 5: Checking Continuity Between TCM Connector Terminal 16 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. If OK, check harness for short-circuit to ground or power source.
OK or NG
1. OK: GO TO 4.
2. NG: GO TO 3.
DETECT MALFUNCTIONING ITEM
Check the following.
- Open or short-circuit in the harness between TCM and A/T device (lever switch).
- Open or short-circuit in the harness for ground of lever switch.
- Lever switch. Refer to "COMPONENT INSPECTION ".
OK or NG
1. OK: GO TO 4.
2. NG: Repair or replace damaged parts.
CHECK DTC
Perform "DTC Confirmation Procedure". Refer to "DTC CONFIRMATION PROCEDURE ".

OK or NG
1. OK: INSPECTION END
2. NG: GO TO 5.
CHECK TCM

Check TCM input/output signal.
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.