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:
P1564 ASCD Steering switch
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P1564 is displayed with DTC P0605, first perform the trouble
diagnosis for DTC P0605. Refer to
EC-348, "DTC Logic".
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
...
Basic inspection
Diagnosis and repair work flow
Work flow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW FOR MALFUNCTION
Find out what the customer's concerns are.
>> GO TO 2
2.SYMPTOM CHECK
Verify the symptom from the customer's information.
>> GO TO 3
3.BASIC INSPECTION
Check the operation ...
Brake pedal
Exploded View
WITHOUT BRAKE PEDAL POSITION SWITCH
Snap pin
Brake pedal assembly
Brake pedal pad
Stop lamp switch
Clip
Clevis pin
Apply multi-purpose grease.
WITH BRAKE PEDAL POSITION SWITCH
Snap pin
Brake pedal assembly
Brake pedal pad
Brake pedal position switch
...
