Nissan Versa (N17): ECM Branch line circuit

Nissan Versa 2nd generation (N17) Service Manual / Electrical & power control / LAN System (LAN) / 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?

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 "Diagnosis Procedure".

Is the inspection result normal?

YES (Present error)>>Replace the ECM. Refer to EC"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 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the following terminals and connectors for damage, ben ...

ABS 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 ABS actuator and ele ...

Other materials:

P0863 TCM Communication
Description CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle multiplex communication line with high data communication speed and excellent malfunction detection ability. Many electronic control units are equipped onto a vehicle, and ...

Trunk lid hinge
TRUNK LID HINGE : Removal and Installation REMOVAL 1. Remove harness clips (A) from trunk lid hinge (RH only) (1). 2. Remove trunk lid assembly. Refer to DLK "TRUNK LID ASSEMBLY : Removal and Installation". 3. Remove torsion bar. Refer to DLK "TORSION BAR : Removal and Insta ...

Categories


© 2017-2025 Copyright www.niveguide.com
0.0063