Nissan Sentra manuals

Nissan Sentra Service Manual: Eps 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 eps 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 eps control unit.
  2. Check the resistance between the EPS 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 eps control unit branch line.

3.Check power supply and ground circuit

Check the power supply and the ground circuit of the EPS control unit. Refer to STC-22, "Diagnosis Procedure".

Is the inspection result normal? YES (Present error)>>Replace the EPS control unit. Refer to STC-39, "Removal and Installation".

YES (Past error)>>Error was detected in the EPS control unit branch line.

NO >> Repair the power supply and the ground circuit.

Dlc 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 data link connector for ...

M&a 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 combination meter for da ...

Other materials:

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 ...

Center console assembly
Exploded View Center console upper finisher Center console side finisher (RH) Center console side finisher (LH) Center console side finisher screw cover (LH/ RH) Center console assembly Center console screw cover (LH/ RH) Center console rear finisher Center console rear fi ...

Rear lh side power window does not operate
When both power window main switch and rear power window switch lh are operated When both power window main switch and rear power window switch lh are operated : diagnosis procedure 1.CHECK REAR POWER WINDOW SWITCH LH Check rear power window switch LH. Refer to PWC-40, "REAR POWER WIN ...

© 2014-2019 Copyright www.nisentra.com