2008 NISSAN TEANA Service Manual

Page 2897 of 5121

NISSAN TEANA 2008  Service Manual INL-18
< FUNCTION DIAGNOSIS >
DIAGNOSIS SYSTEM (BCM)
ACTIVE TEST
*: Each lamp switch is in ON position.Monitor item
[Unit]Description
REQ SW-DR
[On/Off]The switch status input from request switch (dri

Page 2898 of 5121

NISSAN TEANA 2008  Service Manual POWER SUPPLY AND GROUND CIRCUIT
INL-19
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
MA
B
INL
N
O
P
COMPONENT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
BCM
BCM : Diagnosis ProcedureINFOID:0000000003894738

Page 2899 of 5121

NISSAN TEANA 2008  Service Manual INL-20
< COMPONENT DIAGNOSIS >
INTERIOR ROOM LAMP POWER SUPPLY CIRCUIT
INTERIOR ROOM LAMP POWER SUPPLY CIRCUIT
DescriptionINFOID:0000000003774555
Provides the interior room lamp power supply. Also cut

Page 2900 of 5121

NISSAN TEANA 2008  Service Manual INTERIOR ROOM LAMP POWER SUPPLY CIRCUIT
INL-21
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
MA
B
INL
N
O
P
3. Check continuity between BCM harness connector and each interior room lamp harness connector.

Page 2901 of 5121

NISSAN TEANA 2008  Service Manual INL-22
< COMPONENT DIAGNOSIS >
INTERIOR ROOM LAMP CONTROL CIRCUIT
INTERIOR ROOM LAMP CONTROL CIRCUIT
DescriptionINFOID:0000000003774558
Controls each interior room lamp (ground side) by PWM signal.
NO

Page 2902 of 5121

NISSAN TEANA 2008  Service Manual INTERIOR ROOM LAMP CONTROL CIRCUIT
INL-23
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
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J
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MA
B
INL
N
O
P
Does continuity exist?
YES >> Replace the map lamp.
NO >> Repair the harnesses or connectors.
3.CHECK

Page 2903 of 5121

NISSAN TEANA 2008  Service Manual INL-24
< COMPONENT DIAGNOSIS >
STEP LAMP CIRCUIT
STEP LAMP CIRCUIT
DescriptionINFOID:0000000003774561
Controls the step lamp (ground side) to turn the step lamp ON and OFF.
Component Function CheckINF

Page 2904 of 5121

NISSAN TEANA 2008  Service Manual STEP LAMP CIRCUIT
INL-25
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
MA
B
INL
N
O
P
Does continuity exist?
YES >> Replace step lamp.
NO >> Repair harnesses or connectors.
3.CHECK STEP LAMP SHORT CIRCUIT