Diagnostic Procedure

WARNING: This page is about a different car, the 2005 Nissan 350Z. However, it is still accessible from the selected car via links, so may be relevant.

CHECK STARTER RELAY
With CONSULT-II
1. Turn ignition switch ON. (Do not start engine.)
2. Select "SELECTION FROM MENU" in "DATA MONITOR" mode for "A/T" with CONSULT-II and check monitor "STARTER RELAY" ON/OFF.
  
  Fig 1: Starter Relay Value Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 2: Scan Tool 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 IPDM E/R connector and ground.
  
  Fig 3: IPDM E/R Connector E9 Terminal 53 & Ground Voltage Specifications Table
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK: GO TO 5.
- NG: GO TO 2.
Fig 4: IPDM E/R Connector E9 Terminal 53 & Ground Voltage Test
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK HARNESS BETWEEN A/T ASSEMBLY HARNESS CONNECTOR AND IPDM E/R CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect A/T assembly harness connector and IPDM E/R connector.
3. Check continuity between A/T assembly harness connector and IPDM E/R connector.
  
  Fig 5: A/T Assembly Harness Connector F6 Terminal 9 & IPDM E/R Connector E9 Terminal 53 Continuity Specifications Table
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 6: A/T Assembly Harness Connector F6 Terminal 9 & IPDM E/R Connector E9 Terminal 53 Continuity Test
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. If OK, check harness for short to ground and short to power.
5. Reinstall any part removed.
OK or NG
- OK: GO TO 3.
- NG: Repair open circuit or short to ground or short to power in harness or connectors.
CHECK TERMINAL CORD ASSEMBLY
1. Remove control valve with TCM. Refer to "CONTROL VALVE WITH TCM AND A/T FLUID TEMPERATURE SENSOR 2 ".
2. Disconnect A/T assembly harness connector and TCM connector.
3. Check continuity between A/T assembly harness connector terminal and TCM connector terminal.
  
  Fig 7: A/T Assembly Harness Connector F6 Terminal 9 & TCM Connector F502 Terminal 8 Continuity Specifications Table
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 8: A/T Assembly Harness Connector F6 Terminal 9 & TCM Connector F502 Terminal 8 Continuity Test
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. If OK, check harness for short to ground and short to power.
5. Reinstall any part removed.
OK or NG
- OK: GO TO 4.
- NG: Replace open circuit or short to ground and short to power in harness or connectors.
DETECT MALFUNCTIONING ITEM
Check the following.
- Starter relay, Refer to "STARTING SYSTEM ".
- IPDM E/R, Refer to "IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM) ".
OK or NG
- OK: Replace control valve with TCM. Refer to "CONTROL VALVE WITH TCM AND A/T FLUID TEMPERATURE SENSOR 2 ".
- NG: Repair or replace damaged parts.
CHECK DTC
Perform "DTC CONFIRMATION PROCEDURE ".
- Refer to "DTC CONFIRMATION PROCEDURE ".
OK or NG
- OK: INSPECTION END
- NG: GO TO 2.