Nissan Sentra Service Manual: Electrical load signal
Description
The electrical load signal (Headlamp switch signal, rear window defogger switch signal, etc.) is transferred via the CAN communication line.
Component Function Check
1.CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION
With CONSULT
- Turn ignition switch ON.
- Select “DATA MONITOR” mode of “ENGINE” using CONSULT.
- Select “LOAD SIGNAL” and check indication as per the following conditions.
Is the inspection result normal? YES >> GO TO 2.
NO >> Proceed to EC-461, "Diagnosis Procedure".
2.CHECK LIGHTING SWITCH FUNCTION
With CONSULT
Check “LOAD SIGNAL” indication as per the following conditions.
Is the inspection result normal? YES >> GO TO 3.
NO >> Proceed to EC-461, "Diagnosis Procedure".
3.CHECK HEATER FAN CONTROL SWITCH FUNCTION
With CONSULT
Select “HEATER FAN SW” and check indication as per the following conditions.
Is the inspection result normal? YES >> INSPECTION END
NO >> Proceed to EC-461, "Diagnosis Procedure".
Diagnosis Procedure
1.INSPECTION START
Confirm the malfunctioning circuit (rear window defogger, headlamp or heater fan). Refer to EC-461, "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
Check the rear window defogger system. Refer to DEF-27, "Work Flow".
>> INSPECTION END
3.CHECK HEADLAMP SYSTEM
Check the headlamp system. Refer to EXL-85, "Work Flow".
>> INSPECTION END
4.CHECK HEATER FAN CONTROL SYSTEM
Check the heater fan control system. Refer to HA-15, "Workflow".
>> INSPECTION END
Ignition signal
Component Function Check
1.INSPECTION START
Turn ignition switch OFF.
Start engine.
Does the engine start?
YES >> GO TO 2.
NO >> Proceed to EC-456, "Diagnosis Procedure& ...
Cooling fan
Component Function Check
1.CHECK COOLING FAN FUNCTION
With CONSULT
Turn ignition switch ON.
Perform “FAN” in “ACTIVE TEST” mode of “ENGINE” using CONSULT
Check ...
Other materials:
Wiring diagram
Wiper and washer system
Wiring diagram - with intelligent key
Wiring diagram - without intelligent key
...
Parking brake shoe
Adjustment - Drum Brake
If equipped with drum brakes, refer to PB-11, "Inspection and
Adjustment".
Adjustment - Disc Brake
Adjust parking brake lever stroke. Refer to PB-4,
"Inspection and Adjustment".
Perform parking brake break-in (drag on) operation by
d ...
Combination meter
Reference Value
VALUES ON THE DIAGNOSIS TOOL
NOTE:
The following table includes information (items) inapplicable to this
vehicle. For information (items) applicable
to this vehicle, refer to CONSULT display items.
Note:
Some items are not available according to vehicle specificat ...
