Nissan Sentra Service Manual: Main power supply and ground circuit

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:

  • Open or short circuit of harness between battery positive terminal and TCM connector terminals 45 and 46.

    Refer to PG-8, "Wiring Diagram — Battery Power Supply —".

  • 10A fuse (No.33, fuse and fusible link block). Refer to PG-48, "Terminal Arrangement".
  • 10A fuse (No.36, fuse and fusible link block). Refer to PG-48, "Terminal Arrangement".

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:

  • Harness open circuit or short circuit between ignition switch and IPDM E/R. Refer to PG-20, "Wiring Diagram — Ignition Power Supply —".
  • Harness open circuit or short circuit between IPDM E/R and TCM.
  • 10A fuse (No.45, IPDM E/R). Refer to PG-48, "Terminal Arrangement".
  • IPDM E/R

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

NO >> Repair or replace malfunctioning parts.

P285A Clutch B Pressure
DTC Logic DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition Possible causes P285A CLUTCH B PRESSURE (Clutch B Pressur ...
Overdrive control switch
Component Function Check 1.CHECK SPORT INDICATOR LAMP FUNCTION Check OD OFF indicator lamp turns ON for approx. 2 seconds when ignition switch turns ON. Is the inspection result normal? YES &g ...
Other materials:

Accelerator pedal released position learning
Description Accelerator Pedal Released Position Learning is a function of ECM to learn the fully released position of the accelerator pedal by monitoring the accelerator pedal position sensor output signal.

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  • Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit

    Nissan Sentra Service Manual: Main power supply and ground circuit