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:

P0197, P0198 EOTSensor
DTC Logic DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P0197 EOT SEN/CIRC (Engine oil temperature sensor circuit low) An excessively low voltage from the engine oil temperature sensor ...

U1000 can comm circuit
Dtc logic Dtc detection logic Dtc Consult Detection condition Possible malfunction location U1000 Can comm circ [u1000] When combination meter is not receiving can communication signals for 2 seconds or more. Combination meter Diagnosis procedure 1.Ch ...

Making a call
To make a call from a phone connected to the vehicle’s Bluetooth® Hands-Free Phone System: NOTE: Available commands different if system is in Manual Control mode. See “Manual Control” in this section for more information. Press the button. The system will prompt you for a command. ...

© 2014-2026 Copyright b17.nisentra.com