Nissan Rogue (T33) 2021-Present Service Manual: Electrical Load Signal
Component Function Check
CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION
With CONSULT
-
Turn ignition switch ON.
-
Select “DATA MONITOR” of “ENGINE” with CONSULT.
-
Select “LOAD SIGNAL” and check indication under the following conditions.
Monitor item Condition Indication LOAD SIGNAL Rear window defogger switch ON ON OFF OFF
Is the inspection result normal?
YES>>GO TO 2.
NO>>Refer to Diagnosis Procedure.
CHECK LIGHTING SWITCH FUNCTION
With CONSULT
Check “LOAD SIGNAL” indication under the following conditions.
| Monitor item | Condition | Indication | |
|---|---|---|---|
| LOAD SIGNAL | Lighting switch | ON at 2nd position | ON |
| OFF | OFF | ||
Is the inspection result normal?
YES>>GO TO 3.
NO>>Refer to Diagnosis Procedure.
CHECK HEATER FAN CONTROL SWITCH FUNCTION
With CONSULT
Select “HEATER FAN SW” and check indication under the following conditions.
| Monitor item | Condition | Indication | |
|---|---|---|---|
| HEATER FAN SW | Heater fan control switch | ON | ON |
| OFF | OFF | ||
Is the inspection result normal?
YES>>INSPECTION END
NO>>Refer to Diagnosis Procedure.
Diagnosis Procedure
The electrical load signal (Headlamp switch signal, rear window defogger request signal, etc.) is transferred from BCM via the CAN communication through IPDM E/R to ECM.
INSPECTION START
Confirm the malfunctioning circuit (rear window defogger, headlamp or heater fan). Refer to 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.
CHECK REAR WINDOW DEFOGGER SYSTEM
Check rear window defogger system. Refer to Work Flow.
>>
INSPECTION END
CHECK HEADLAMP SYSTEM
Check headlamp system.
>>
INSPECTION END
CHECK HEATER FAN CONTROL SYSTEM
Check heater fan control system. Refer to Work Flow.
>>
INSPECTION END
Other materials:
U1cf9 Can Comm Circuit
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
U1CF9
00
Lost communication with VDC in secondary ECU
(Lost communication with VDC in secondary ECU)
Diagnosis condition
Ignition switch ON
Signal (termin ...
Symptom Diagnosis. Squeak and Rattle Trouble Diagnoses
Work Flow
CUSTOMER INTERVIEWInterview
the customer if possible, to determine the conditions that exist when
the noise occurs. Use the Diagnostic Worksheet during the interview to
document the facts and conditions when the noise occurs and any of
customer's comments. Refer to Diagnostic Work ...
C1f00-44 Control Unit
Without Propilot Assist 2.1
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
C1F00
44
CONTROL UNIT
(Control unit)
Diagnosis condition
When engine is running
Signal (terminal)
—
Threshold
...
