Nissan Leaf. Manual — part 861
POWER SWITCH ILLUMINATION CIRCUIT
INL-49
< DTC/CIRCUIT DIAGNOSIS >
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POWER SWITCH ILLUMINATION CIRCUIT
Description
INFOID:0000000010122280
Provides the power supply and the ground to control the power switch illumination.
Component Function Check
INFOID:0000000010122281
1.
CHECK POWER SWITCH ILLUMINATION OPERATION
CONSULT ACTIVE TEST
1. Turn the power switch ON.
2. Select “ENGINE SW ILLUMI” in “Active Test” of “BCM (INTELLIGENT KEY)”.
3. While operating the test items, check that the power switch illumination turns ON/OFF.
Does the power switch illumination turn ON/OFF?
YES
>> Power switch illumination circuit is normal.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000010122282
Regarding Wiring Diagram information. Refer to
.
1.
CHECK POWER SWITCH ILLUMINATION POWER SUPPLY OUTPUT
1. Turn power switch OFF.
2. Disconnect power switch connector.
3. Check voltage between power switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 2.
2.
CHECK POWER SWITCH ILLUMINATION POWER SUPPLY OPEN CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and the power switch harness connector.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harnesses.
3.
CHECK POWER SWITCH ILLUMINATION POWER SUPPLY SHORT CIRCUIT
Check continuity between BCM harness connector and ground.
On
: Power switch illumination ON
Off
: Power switch illumination OFF
(+)
(–)
Condition
Voltage
(Approx.)
Power switch
Connector
Terminal
M33
5
Ground
Power switch illumination
ON
Battery voltage
OFF
0 V
BCM
Power switch
Continuity
Connector
Terminal
Connector
Terminal
M23
90
M33
5
Yes
INL-50
< DTC/CIRCUIT DIAGNOSIS >
POWER SWITCH ILLUMINATION CIRCUIT
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-72, "Removal and Installation"
NO
>> Repair or replace harnesses.
4.
CHECK POWER SWITCH ILLUMINATION GROUND CIRCUIT
1. Check continuity between power switch harness connector and ground.
Is the inspection result normal?
YES
>> Replace power switch.
NO
>> Repair or replace harnesses.
BCM
Ground
Continuity
Connector
Terminal
M23
90
No
Power switch
Ground
Continuity
Connector
Terminal
M33
6
Yes
INTERIOR LIGHTING SYSTEM SYMPTOMS
INL-51
< SYMPTOM DIAGNOSIS >
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SYMPTOM DIAGNOSIS
INTERIOR LIGHTING SYSTEM SYMPTOMS
Symptom Table
INFOID:0000000010122283
CAUTION:
Perform the “Self Diagnostic Result” with CONSULT before the symptom diagnosis. Perform the trou-
ble diagnosis if any DTC is detected.
Symptom
Possible cause
Inspection item
All the following lamps do not turn ON:
• Map lamp
• Room lamp
• Luggage room lamp
• Harness between BCM and each
interior room lamp
• BCM
Interior room lamp power supply cir-
cuit
Refer to
.
• Interior room lamp does not turn ON even
though the door is open.
(It turns ON when turning the interior room
lamp ON.)
• Interior room lamp does not turn OFF even
though the door is closed.
• Harness between BCM and each
door switch
• Harness between BCM and each
interior room lamp
• BCM
Door switch circuit
Refer to
Interior room lamp control circuit
Refer to
.
Interior room lamp timer does not activate.
(It turns ON/ OFF when the door opens/closes.)
—
Check the interior room lamp setting.
Refer to
LAMP BATTERY SAVER SYSTEM :
System Description"
• Luggage room lamp does not turn ON even
though the back door is open.
• Luggage room lamp does not turn OFF even
though the back door is closed.
• Harness between BCM and back
door switch
• Harness between BCM and lug-
gage room lamp
• BCM
Back door switch circuit
Refer to
Luggage room lamp circuit
Refer to
.
Power switch illumination does not illuminate.
• Harness between BCM and power
switch
• BCM
Power switch illumination circuit
Refer to
.
Interior room lamp battery saver does not acti-
vate.
BCM
Replace BCM.
Refer to
INL-52
< REMOVAL AND INSTALLATION >
MAP LAMP
REMOVAL AND INSTALLATION
MAP LAMP
Removal and Installation
INFOID:0000000010122284
CAUTION:
• Disconnect the 12V battery negative terminal or remove power circuit fuse while performing the
operation to prevent electric leakage. Refer to
INL-3, "Precaution for Removing 12V Battery"
• Do not attempt to separate the map lamp assembly from the headlining prior to removing headlining,
or damage to the components may occur.
REMOVAL
1. Remove the headlining. Refer to
INT-37, "Removal and Installation"
.
2. Remove the two bracket screws, then remove the map lamp assembly bracket from the map lamp assem-
bly and position aside.
3. Disconnect the harness connectors from the map lamp assembly.
4. Release the back plate pawls using a suitable tool and remove the map lamp assembly.
CAUTION:
When removing, support the map lamp assembly by hand so it does not fall out and get damaged
during removal.
5. Remove the map lamp back plate from the headlining.
INSTALLATION
Installation is in the reverse order of removal.
Replacement
INFOID:0000000010122285
MAP LAMP BULB
The map lamp LED bulbs are replaced as part of the map lamp.
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