Nissan Sentra manuals

Nissan Sentra Service Manual: Power supply and ground circuit

Bcm (body control system) (with intelligent key system)

BCM (BODY CONTROL SYSTEM) (WITH INTELLIGENT KEY SYSTEM) : Diagnosis Procedure

Regarding Wiring Diagram information, refer to BCS-51, "Wiring Diagram".

1.CHECK FUSES AND FUSIBLE LINK

Check that the following fuses and fusible link are not blown.

Is the fuse blown?


Is the fuse blown? YES >> Replace the blown fuse or fusible link after repairing the affected circuit.

NO >> GO TO 2.

2.Check power supply circuit

  1. Disconnect BCM connector M85.
  2. Check voltage between BCM connector M85 and ground.

Is the inspection result normal?


Is the inspection result normal? Yes >> go to 3.

No >> repair harness or connector.

3.Check ground circuit

Check continuity between bcm connector m85 and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> Inspection End.

NO >> Repair harness or connector.

Bcm (body control system) (without intelligent key system)

BCM (BODY CONTROL SYSTEM) (WITHOUT INTELLIGENT KEY SYSTEM) : Diagnosis Procedure

Regarding Wiring Diagram information, refer to BCS-111, "Wiring Diagram".

1.Check fuses and fusible link

Check that the following fuses and fusible link are not blown.

Is the fuse blown?


Is the fuse blown? Yes >> replace the blown fuse or fusible link after repairing the affected circuit.

No >> go to 2.

2.Check power supply circuit

  1. Turn ignition switch OFF.
  2. Disconnect bcm connectors.
  3. Check voltage between bcm connector and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 3.

NO >> Repair harness or connector.

Is the inspection result normal? Yes >> go to 3.

No >> repair harness or connector.

3.Check ground circuit

Check continuity between bcm connector and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> Inspection End.

NO >> Repair harness or connector.

Dtc/circuit diagnosis
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Battery saver output/power supply circuit
Description Provides the battery saver output/power supply. Also cuts the power supply when the interior lamp battery saver is activated. Component function check 1.Check battery saver output/po ...

Other materials:

Preparation
Special Service Tools The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here. *: The O-ring as a unit part is set as a SST. Commercial Service Tools ...

Engine cooling system
The engine cooling system is filled at the factory with a pre-diluted mixture of 50% Genuine NISSAN Long Life Antifreeze/Coolant (blue) and 50% water to provide year-round anti-freeze and coolant protection. The antifreeze solution contains rust and corrosion inhibitors. Additional engine cool ...

Cruise control operations
The cruise control allows driving at a speed between 25 - 89 MPH (40 - 144 km/h) without keeping your foot on the accelerator pedal. To turn on the cruise control, push the ON·OFF switch. The CRUISE indicator light in the instrument panel comes on. To set cruising speed, accelerate the ve ...

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