Nissan Juke Service and Repair Manual : BCM 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 BCM 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 BCM.

2. Check the resistance between the BCM harness connector terminals.

- Models with Intelligent Key system

- Models without Intelligent Key system


- Models without Intelligent Key system

Is the measurement value within the specification?


Is the measurement value within the specification? YES >> GO TO 3.

NO >> Repair the BCM branch line.

3.CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the BCM. Refer to the following.

• Models with Intelligent Key system: BCS-87, "Diagnosis Procedure" • Models without Intelligent Key system: BCS-155, "Diagnosis Procedure"

Is the inspection result normal? YES (Present error)>>Replace the BCM. Refer to the following.

• Models with Intelligent Key system: BCS-93, "Removal and Installation" • Models without Intelligent Key system: BCS-161, "Removal and Installation"

YES (Past error)>>Error was detected in the BCM branch line.

NO >> Repair the power supply and the ground circuit.

    PTC 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 PTC heater control u ...

    Can communication circuit
    Diagnosis Procedure 1.CONNECTOR INSPECTION 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Disconnect all the unit connectors on CAN communication s ...

    Other materials:

    Periodic maintenance
    REAR WHEEL HUB Inspection COMPONENT PART Check the mounting conditions (looseness, back lash) of each component and component conditions (wear, damage) are normal. WHEEL HUB ASSEMBLY (BEARING-INTEGRATED TYPE) Check the following items, and replace the part it necessary. • Move wheel hub ...

    Removal and Installation
    REMOVAL 1. Separate the rear propeller shaft. Refer to DLN-121, "Removal and Installation". 2. Remove right side drive shaft. Refer to FAX-24, "RIGHT SIDE : Removal and Installation". 3. Remove catalyst convertor support bracket (RH). EM-35, "4WD : Removal and Insta ...

    Diagnosis system [ABS actuator and electric unit (control unit)]
    CONSULT-III Function APPLICATION ITEMS CONSULT-III can display each diagnostic item using the diagnostic test modes as follows. *1: The following diagnosis information is erased by erasing. • DTC • Freeze frame data (FFD) *2: Although “Function Test” is selectable, do not use its. ECU I ...