Nissan Rogue (T33) 2021-Present Service Manual: Electrical Load Signal

Nissan Rogue (T33) 2021-Present Service Manual / Engine :: Engine Control System / Kr15ddt :: Dtc/circuit Diagnosis / Electrical Load Signal

Component Function Check

CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION

With CONSULT

  1. Turn ignition switch ON.

  2. Select “DATA MONITOR” of “ENGINE” with CONSULT.

  3. 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

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