Nissan Sentra manuals

Nissan Sentra Service Manual: Main power supply and ground circuit

Diagnosis Procedure

1.CHECK TCM POWER CIRCUIT (PART 1)

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

Is the inspection result normal?


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?


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.

result normal? Is the inspection
result normal? YES >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".

NO >> Repair or replace malfunctioning parts.

4.DETECT MALFUNCTION ITEMS (PART 1)

Check the following items:

Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".

NO >> Repair or replace malfunctioning parts.

5.DETECT MALFUNCTIONING ITEMS (PART 2)

Check the following items:

Is the check result normal? YES >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".

NO >> Repair or replace malfunctioning parts.

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