Nissan Juke Service and Repair Manual : ECU diagnosis information

4WD control module

Reference Value

VALUES ON THE DIAGNOSIS TOOL



TERMINAL LAYOUT


TERMINAL LAYOUT

PHYSICAL VALUES


PHYSICAL VALUES


*: The values are changed by throttle opening and engine speed.


*: The values are changed by throttle opening and engine speed.

CAUTION:
When using circuit tester to measure voltage for inspection, be sure not to extend forcibly any connector terminals.

Fail-safe

When a system malfunction occurs, the 4WD warning lamp turns ON and the 4WD control becomes 2WD state.



Protection Function


Protection Function

4WD system activates its protection function (shuts down 4WD system temporarily) if 4WD system detects high load continuously, the front wheel tire size differs from the rear tire size or the rear RH wheel tire size differs from the rear LH tire size. (4WD system is automatically restored if 4WD system no longer detects any overload or the tire size difference is eliminated.)

*1: 2 times/second (blinking for approximately 1 minute and then turned


*1: 2 times/second (blinking for approximately 1 minute and then turned OFF)
*2: 1 time/2 seconds (continuing to blink until ignition switch is turned OFF)

NOTE

:
If the warning lamp blinks slowly during driving but remains OFF after the engine is restarted, the system is normal. If it again blinks slowly after driving for some time, vehicle must be inspected.

When there is a difference of revolution speed between the front and rear wheel the shift occasionally changes to direct 4-wheel driving conditions automatically. This is not a malfunction.

DTC Inspection Priority Chart

If some DTCs are displayed at the same time, perform inspections one by one based on the following priority chart.

DTC Index


DTC Index


NOTE:


NOTE

:
If some DTCs are displayed at the same time, refer to DLN-33, "DTC Inspection Priority Chart".

    Wiring diagram
    4WD SYSTEM Wiring Diagram For connector terminal arrangements, harness layouts, and alphabets in a (option abbreviation; if not described in wiring diagram), refer to GI-12, "Connector Inform ...

    Other materials:

    Doors
    WARNING   Always have the doors locked while driving. Along with the use of seat belts, this provides greater safety in the event of an accident by helping to prevent persons from being thrown from the vehicle. This also helps keep children and others from unintentionally opening the do ...

    Precaution
    Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as AIR BAG and SEAT BELT PRE-TENSIONER, used along with a front seat belt, helps to reduce the risk or severity of injury to the driver a ...

    Removal and Installation
    CAUTION: Be sure to use genuine exhaust system parts or equivalents which are specially designed for heat resistance, corrosion resistance and shape. Perform the operation with the exhaust system fully cooled down because the system is still hot just after the engine stops. Be careful ...