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
...

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:

Wiring diagram
Sport mode system Wiring diagram ...

Basic inspection
Component inspection Inspection AFTER A COLLISION WARNING: Inspect all seat belt assemblies including retractors and attaching hardware after any collision. NISSAN/INFINITI recommends that all seat belt assemblies in use during a collision be replaced unless the collision was minor and t ...

Parking brake
WARNING Be sure the parking brake is fully released before driving. Failure to do so can cause brake failure and lead to an accident. Do not release the parking brake from outside the vehicle. Do not use the shift lever in place of the parking brake. When parki ...

В© 2014-2025 Copyright www.nisentra.com