Nissan Sentra manuals

Nissan Sentra Service Manual: Bcm branch line circuit

Diagnosis procedure

1.Check connector

  1. Turn the ignition switch off.
  2. Disconnect the battery cable from the negative terminal.
  3. Check the terminals and connectors of the bcm for damage, bend and loose connection (unit side and connector side).

Is the inspection result normal? Yes >> go to 2.

No >> repair the terminal and connector.

2.Check harness for open circuit

  1. Disconnect the connector of BCM.
  2. Check the resistance between the bcm harness connector terminals.


Is the measurement value within the specification?


Is the measurement value within the specification? YES >> GO TO 3.

NO >> Repair the BCM branch line.

3.Check power supply and ground circuit

Check the power supply and the ground circuit of the bcm. Refer to the following.

Is the inspection result normal? Yes (present error)>>replace the bcm. Refer to the following.

Yes (past error)>>error was detected in the bcm branch line.

No >> repair the power supply and the ground circuit.

Strg branch line circuit
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Can communication circuit
Diagnosis procedure 1.CONNECTOR INSPECTION Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Disconnect all the unit connectors on CAN communication syste ...

Other materials:

During a call
While a call is active, press the button to access additional options. Speak one of the following commands: “(numbers)” – Speak numbers and then say “Send” or say “Correction” to change the numbers entered. “Mute On” or “Mute Off” – Speak the command to mute ...

Hazard switch
Component function check 1.Check hazard switch signal by consult Consult data monitor Turn ignition switch ON. Select hazard sw of bcm (flasher) data monitor item. While operating the hazard switch, check the monitor status. Is the inspection result normal? Yes >> hazard swi ...

Seat belts
The seat belts can be cleaned by wiping them with a sponge dampened in a mild soap solution. Allow the belts to dry completely in the shade before using them. See “Seat belt maintenance” in the “Safety – Seats, seat belts and supplemental restraint system” section of this manual. ...

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