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.

Hvac branch line circuit
Diagnosis procedure 1.Check connector Turn the ignition switch off. Disconnect the battery cable from the negative terminal. Check the terminals and connectors of the a/c auto amp. For damage ...

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:

P0962 Pressure control solenoid A
DTC Logic DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition Possible causes P0962 PRESSURE CONTROL SOLENOID A (Pressure Control Solenoid A Control Circuit Low) The line pressure solenoid valve current is 200 ...

Front wiper motor hi circuit
Component function check 1. Check front wiper hi operation Ipdm e/r auto active test Start ipdm e/r auto active test. Refer to ww-15, "diagnosis description" (with intelligent key system) or ww-19, "diagnosis description" (without intelligent key system). Check tha ...

General Precaution
WARNING: When replacing fuel line parts, be sure to observe the following. Put a “CAUTION: FLAMMABLE” sign in the work area. Be sure to work in a well ventilated area and have a CO2 fire extinguisher. Do not smoke while working on the fuel system. Keep open flames and sparks ...

© 2014-2025 Copyright www.nisentra.com