Nissan Versa Sedan Service ManualTransmission & driveline » Transaxle & transmission (TM)
Main power supply and ground circuit
Main power supply and ground circuit
Diagnosis Procedure
1.CHECK TCM POWER CIRCUIT (PART 1)
- Turn ignition switch OFF.
- Disconnect TCM connector.
- Check voltage between TCM harness connector terminals and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 4.
2.CHECK TCM POWER CIRCUIT (PART 2)
Check voltage between TCM harness connector terminals and ground. 
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 5.
3.CHECK TCM GROUND CIRCUIT
Check continuity between TCM harness connector terminals and ground. 
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI "Intermittent Incident".
NO >> Repair or replace malfunctioning parts.
4.DETECT MALFUNCTION ITEMS (PART 1)
Check the following items:
- Open or short circuit of harness between battery positive terminal and TCM connectors terminals 45 and 46.
- 10A fuse (No.33, fuse and fusible link block). Refer to PG "Terminal Arrangement".
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI "Intermittent Incident".
NO >> Repair or replace malfunctioning parts.
5.CHECK CIRCUIT BETWEEN IPDM E/R AND TCM (PART 1)
- Turn ignition switch OFF.
- Disconnect IPDM E/R connector.
- Check continuity between IPDM E/R harness connector terminal and TCM harness connector terminals.
Is the check result normal?
YES >> GO TO 6.
NO >> Repair or replace malfunctioning parts.
6.CHECK CIRCUIT BETWEEN IPDM E/R AND TCM (PART 2)
Check continuity between IPDM E/R harness connector terminal and ground. 
Is the check result normal?
YES >> GO TO 7.
NO >> Repair or replace malfunctioning parts.
7.DETECT MALFUNCTIONING ITEMS (PART 2)
Check the following items:
- Harness open circuit or short circuit between ignition switch and IPDM E/R. Refer to PG "Wiring Diagram - Ignition Power Supply -".
- 10A fuse (No.49, IPDM E/R). Refer to PG "IPDM E/R Terminal Arrangement".
- IPDM E/R
Is the check result normal?
YES >> Check intermittent incident. Refer to GI "Intermittent Incident".
NO >> Repair or replace malfunctioning parts.