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? 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? 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? 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 “Hi” on the ...
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:
Refrigeration system symptoms
Trouble Diagnosis For Unusual Pressure
Diagnose using a manifold gauge whenever system’s high and/or low side
pressure(s) is/are unusual. The
marker above the gauge scale in the following tables indicates the standard
(usual) pressure range. Refer to
above table (Ambient air temperature-to-op ...
Glass
Use glass cleaner to remove smoke and dust film from the glass surfaces. It is
normal for glass to become coated with a film after the vehicle is parked in the
hot sun. Glass cleaner and a soft cloth will easily remove this film.
CAUTION
When cleaning the inside of the windows, do not use shar ...
Precaution Necessary for Steering Wheel Rotation after Battery Disconnect
NOTE:
• Before removing and installing any control units, first turn the ignition
switch to the LOCK position, then disconnect
both battery cables.
• After finishing work, confirm that all control unit connectors are connected
properly, then re-connect both
battery cables.
• Always use CONS ...