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:

C1155 BR Fluid level low
DTC Logic Dtc detection logic Dtc Display item Malfunction detected condition Possible cause C1155 C1155 br fluid level low Brake fluid level is low or communication line between the abs actuator and electric unit (control unit) and brake fluid level switch is ...

Waxing
Regular waxing protects the paint surface and helps retain new vehicle appearance. Polishing is recommended to remove built-up wax residue and to avoid a weathered appearance before re-applying wax. A NISSAN dealer can assist you in choosing the proper product. Wax your vehicle only afte ...

Wiring diagram
AUTOMATIC AIR CONDITIONING SYSTEM Wiring Diagram ...

В© 2014-2018 Copyright www.nisentra.com