Nissan Sentra manuals

Nissan Sentra Service Manual: Av 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 av control unit 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 av control unit.
  2. Check the resistance between the av control unit harness connector terminals.


Is the measurement value within the specification?


Is the measurement value within the specification? Yes >> go to 3.

No >> repair the av control unit branch line.

3.Check power supply and ground circuit

Check the power supply and the ground circuit of the av control unit. Refer to the following.

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

Yes (past error)>>error was detected in the av control unit branch line.

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

Strg 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 steering angle sensor fo ...

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 ...

Other materials:

Automatic speed control device (ASCD)
AUTOMATIC SPEED CONTROL DEVICE (ASCD) : System Description SYSTEM DIAGRAM BASIC ASCD SYSTEM Refer to Owner's Manual for ASCD operating instructions. Automatic Speed Control Device (ASCD) allows a driver to keep vehicle at predetermined constant speed without depressing accelerator pedal ...

Precaution for supplemental restraint system (srs) "air bag" and "seat belt pre-tensioner"
The supplemental restraint system such as “air bag” and “seat belt pre-tensioner”, used along with a front seat belt, helps to reduce the risk or severity of injury to the driver and front passenger for certain types of collision. Information necessary to service the system ...

Rear power window motor
Removal and Installation REMOVAL Remove the rear door glass regulator (1). Refer to GW-21, "Removal and Installation" Remove the screws and the rear power window motor (2). INSTALLATION Installation is in the reverse order of removal. ...

© 2014-2025 Copyright www.nisentra.com