Nissan Juke Service and Repair Manual : Interior room lamp power supply circuit
Description
Provides the interior room lamp power supply. Also cuts the power supply when the interior room lamp battery saver activating.
Component Function Check
1.CHECK INTERIOR ROOM LAMP POWER SUPPLY FUNCTION
CONSULT-III ACTIVE TEST
1. Turn ignition switch ON.
2. Turn each interior room lamp ON.
- Map lamp
- Luggage room lamp
3. Select “BATTERY SAVER” of BCM (BATTERY SAVER) active test item.
4. With operating the test items, check that each interior room lamp turns ON/OFF.
Off : Interior room lamp OFF On : Interior room lamp ON
Does each interior room lamp turn ON/OFF? YES >> Interior room lamp power supply circuit is normal.
NO >> Refer to INL-28, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK INTERIOR ROOM LAMP POWER SUPPLY OUTPUT
CONSULT-III ACTIVE TEST
1. Turn ignition switch OFF.
2. Disconnect the following connectors.
- Map lamp
- Luggage room lamp
3. Turn ignition switch ON.
4. Select “BATTERY SAVER” of BCM (BATTERY SAVER) active test item.
5. With operating the test item, check voltage between BCM harness connector and ground.
With Intelligent Key

Without Intelligent Key

Is the inspection result normal? YES >> GO TO 2.
NO >> GO TO 3.
2.CHECK INTERIOR ROOM LAMP POWER SUPPLY OPEN CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect the BCM connector.
3. Check continuity between BCM harness connector and each interior room lamp harness connector.
With Intelligent Key

Without Intelligent Key

Is the inspection result normal? YES >> Check for internal short circuit of each interior room lamp.
NO >> Repair or replace harnesses.
3.CHECK INTERIOR ROOM LAMP POWER SUPPLY SHORT CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect the BCM connector.
3. Check continuity between BCM harness connector and ground.
With Intelligent Key

Without Intelligent Key

Is the inspection result normal? YES >> Replace BCM. Refer to BCS-93, "Removal and Installation".
NO >> Repair or replace harnesses.
Interior room lamp control circuit
Description
Controls each interior room lamp (ground side) by PWM signal.
NOTE:
PWM signal control period is approximately 250 Hz (in the gradual
brightening/dimming).
Component Function Check ...
Other materials:
P1078 EVT control position sensor
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform
the following procedure
before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition swit ...
Precautions on supplemental restraint system
This Supplemental Restraint System (SRS) section contains important information
concerning the following systems:
• Driver and passenger supplemental frontimpact air bag (NISSAN Advanced Air Bag
System)
• Front seat-mounted side-impact supplemental air bag
• Roof-mounted curtain side-impact s ...
The light reminder warning does not sound
Description
Light reminder warning chime does not sound even though headlamp is
illuminated.
Diagnosis Procedure
1.CHECK COMBINATION SWITCH (LIGHTING SWITCH) OPERATION
Check that the headlamps operate normally by operating the combination switch
(lighting switch).
Do they operate normally ...

