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:

Battery current sensor
Exploded view Battery current sensor Current sensor harness connector Removal and installation Removal Loosen the battery terminal nut and disconnect battery negative terminal. Refer to PG-50, "Exploded View". Disconnect the harness connector from current sensor. ...

C1115 ABS Sensor [abnormal signal]
DTC Logic DTC DETECTION LOGIC DTC Display Item Malfunction detected condition Possible causes C1115 ABS SENSOR [ABNORMAL SIGNAL] When difference in wheel speed between any wheel and others is detected while the vehicle is driven, because of installation of t ...

Towing a trailer
Do not tow a trailer with your vehicle. Flat towing Towing your vehicle with all four wheels on the ground is sometimes called flat towing. This method is sometimes used when towing a vehicle behind a recreational vehicle, such as a motor home. CAUTION Failure to follow these guidelines c ...

В© 2014-2025 Copyright www.nisentra.com