Nissan Juke Service and Repair Manual : Electrical load signal

Description

The electrical load signal (Headlamp switch signal, rear window defogger switch signal, etc.) is transferred to ECM through the CAN communication line.

Component Function Check

1.CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION

1. Turn ignition switch ON.

2. Select “DATA MONITOR” mode with CONSULT-III.

3. Select “LOAD SIGNAL” and check indication under the following conditions.

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 2.

NO >> Go to EC-776, "Diagnosis Procedure".

2.CHECK LIGHTING SWITCH FUNCTION

Check “LOAD SIGNAL” indication under the following conditions.

Is the inspection result normal?


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

NO >> Go to EC-776, "Diagnosis Procedure".

3.CHECK HEATER FAN CONTROL SWITCH FUNCTION

Select “HEATER FAN SW” and check indication under the following conditions.

Is the inspection result normal?


Is the inspection result normal? YES >> INSPECTION END

NO >> Go to EC-776, "Diagnosis Procedure".

Diagnosis Procedure

1.INSPECTION START

Confirm the malfunctioning circuit (rear window defogger, headlamp or heater fan). Refer to EC-776, "Component Function Check".

Which circuit is related to the incident? Rear window defogger>>GO TO 2 Headlamp>>GO TO 3.

Heater fan>>GO TO 4.

2.CHECK REAR WINDOW DEFOGGER SYSTEM

Perform trouble diagnosis of rear window defogger system. Refer to DEF-25, "Work Flow".

>> INSPECTION END

3.CHECK HEADLAMP SYSTEM

Perform trouble diagnosis of headlamp system. Refer to EXL-43, "Work Flow".

>> INSPECTION END

4.CHECK AIR CONDITIONING SYSTEM

Perform trouble diagnosis of air conditioning system. Check type of air conditioning system HAC-10, "Information" and refer to the follows.

• TYPE1: HAC-44, "Work Flow" • TYPE2: HAC-135, "Work Flow" • TYPE3: HAC-216, "Work Flow" • TYPE4: HAC-271, "Work Flow" • TYPE5: HAC-322, "Work Flow"

>> INSPECTION END

    Cooling fan
    Component Function Check 1.CHECK COOLING FAN FUNCTION With CONSULT-III 1. Turn ignition switch ON. 2. Perform “COOLING FAN” in “ACTIVE TEST” mode with CONSULT-III. 3. Touch “LOW” and ...

    Fuel injector
    Component Function Check 1.INSPECTION START Turn ignition switch to START. Is any cylinder ignited? YES >> GO TO 2. NO >> Go to EC-778, "Diagnosis Procedure". 2.CHECK ...

    Other materials:

    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 and front passenger for certain types of collision. This system includes seat belt switch inputs and dual s ...

    4WD mode indicator lamp (4WD-V)
    Component Function Check 1.4WD MODE INDICATOR LAMP OPERATION CHECK 1. Turn the ignition switch ON. 2. Change 4WD mode switch to “4WD-V”. 3. Check that 4WD mode indicator lamp (4WD-V) turns on. Is the inspection result normal? YES >> INSPECTION END NO >> Proceed to diagnosis ...

    Fuel pressure check
    Work Procedure FUEL PRESSURE RELEASE 1.FUEL PRESSURE RELEASE With CONSULT-III 1. Turn ignition switch ON. 2. Perform “FUEL PRESSURE RELEASE” in “WORK SUPPORT” mode with CONSULT-III. 3. Start engine. 4. After engine stalls, crank it two or three times to release all fuel pressure. 5 ...