Nissan Juke Service and Repair Manual : Not communication with the ECM

Description

CHART 1: NO COMMUNICATION WITH THE ECM

Diagnosis Procedure

1.INSPECTION START

Ensure that CONSULT-III is not causing the malfunction by trying to establish dialogue with an ECM on another vehicle. If the CONSULT-III is not at malfunction, and dialogue cannot be established with any other ECM on the same vehicle, the cause could be a suspected ECM interfering on the CAN communication line.

Check the voltage of the battery and carry out the operations necessary to obtain a voltage which is to specification (9.5 V < U battery < 17.5 V).

>> GO TO 2.

2.CHECK CAN COMMUNICATION

Perform trouble diagnosis on the CAN communication line using CONSULT-III. Refer to LAN-31, "CAN COMMUNICATION SYSTEM : CAN Communication Signal Chart".

Is the inspection result normal? YES >> GO TO 3.

NO >> Repair or replace harness or connector.

3.CHECK ECM GROUND

Check the ECM earth (ground).

Is the inspection result normal? YES >> GO TO 4.

NO >> Repair or replace ground connection.

4.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT

Check ECM power supply and ground circuit. Refer to EC-885, "Diagnosis Procedure".

Is the inspection result normal? YES >> GO TO 5.

NO >> Repair or replace harness or connector.

5.CHECK DATA LINK CONNECTOR CIRCUIT

Check for the presence of 12 V on terminal 16 with ignition switch OFF, 12 V on terminal 8 with ignition switch ON and an earth (ground) on terminals 4 and 5 of the data link connector.

Repair if necessary.

Is the inspection result normal? YES >> INSPECTION END

NO >> Repair or replace harness or connector.

    Engine control system symptoms
    Symptom Table NOTE: Only consult this customer complaint after a complete check using the CONSULT-III. ...

    Engine does not start or starts with difficulty
    Description CHART 2: ENGINE DOES NOT START OR STARTS WITH DIFFICULTY Diagnosis Procedure 1.CHECK FUEL Check that the fuel reservoir is correctly filled and with the right fuel. >> GO TO 2 ...

    Other materials:

    Precautions on supplemental restraint system
    This Supplemental Restraint System (SRS) section contains important information concerning the following systems: • Driver and passenger supplemental frontimpact air bag (NISSAN Advanced Air Bag System) • Front seat-mounted side-impact supplemental air bag • Roof-mounted curtain side-impact s ...

    Warning lights
    All-Wheel Drive (AWD) warning light (AWD model) When the ignition switch is in the “ON” position, the All-Wheel Drive (AWD) warning light will illuminate. It will turn off soon after the engine is started. If the AWD system malfunctions or the revolution or radius of the front and the rear ...

    Component parts
    Component Parts Location 1. BCM Refer to BCS-6, "BODY CONTROL SYSTEM : Component Parts Location" (with Intelligent Key) or BCS-96, "BODY CONTROL SYSTEM : Component Parts Location" (without Intelligent Key) 2. Power window main switch 3. Front power window motor (drive ...