Nissan Sentra manuals

Nissan Sentra Service Manual: Ecm 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 ecm 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 ecm.
  2. Check the resistance between the ecm harness connector terminals.

Is the measurement value within the specification?


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

No >> repair the ecm branch line.

3.Check power supply and ground circuit

Check the power supply and the ground circuit of the ecm. Refer to ec-164, "diagnosis procedure".

Is the inspection result normal? Yes (present error)>>replace the ecm. Refer to ec-485, "removal and installation".

Yes (past error)>>error was detected in the ecm branch line.

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

Main line between ipdm-e and dlc circuit
Diagnosis procedure 1.Check connector Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the following terminals and connectors for damage, bend and ...

Abs 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 abs actuator and electri ...

Other materials:

P0125 ECT Sensor
DTC Logic DTC DETECTION LOGIC NOTE: If DTC P0125 is displayed with P0116, first perform the trouble diagnosis for DTC P0116. Refer to EC- 196, "DTC Logic". If DTC P0125 is displayed with P0117 or P0118, first perform the trouble diagnosis for DTC P0117 or P0118. Refer to ...

Rear regulator
Exploded View Rear door panel Rear door glass regulator motor Rear door glass regulator Rear door glass Rear door glass rubber run Removal and Installation NOTE: RH rear door panel shown; LH side similar REMOVAL Remove the rear door finisher. Refer to INT-19, "Removal ...

Removal and installation
Hood Hood assembly Hood assembly : exploded view Hood hinge (LH/RH) Hood assembly Hood bumper rubber Hood seal Hood insulator Hood support rod Hood support rod clamp Clip Hood assembly : removal and installation CAUTION: Use two people when removing or installing h ...

В© 2014-2020 Copyright www.nisentra.com