Nissan Versa

 Sedan Service Manual

Transmission & driveline » Transaxle & transmission (TM) » P0890 TCM
Diagnosis Procedure

1.CHECK TCM POWER SUPPLY (BACK-UP) CIRCUIT

1. Turn ignition switch OFF.
2. Disconnect TCM connector.
3. Check voltage between TCM harness connector terminals and ground. 

Is the inspection result normal?

YES >> Check intermittent incident. Refer to GI "Intermittent Incident".

NO >> GO TO 2.

2.DETECT MALFUNCTIONING ITEMS

Check the following items:

• Open or short circuit of harness between battery positive terminal and TCM connectors terminals 45 and 46.
• 10A fuse (No.25, 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.

DTC Logic

Diagnosis Procedure