2008 NISSAN TEANA fuse

POWER SUPPLY AND GROUND CIRCUIT
DEF-11
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COMPONENT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
Diagnosis ProcedureINFOID:0000000003806035
1.CHECK FUSE AND FUSIBLE LINK
Check that the following fuse and fusible links are not blown.
Is the fuse blown?
YES >> Replace the blown fuse or fusible link after repairing the affected circuit if a fuse or fusible link is
blown.
NO >> GO TO 2.
2.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check voltage between BCM harness connector and ground.
Is the measurement value normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
Does continuity exist?
YES >> INSPECTION END
NO >> Repair or replace harness.
Terminal No. Signal name Fuse and fusible link No.
1
Battery power supplyI (40A)
1110 (10A)
(+)
(−)Vo l ta g e
(Approx.) Te r m i n a l
BCM
Connector Terminal
Ground Battery voltage M118 1
M119 11
BCM
GroundContinuity
Connector Terminal
M119 13 Existed

DEF-14
< COMPONENT DIAGNOSIS >
REAR WINDOW DEFOGGER RELAY
REAR WINDOW DEFOGGER RELAY
DescriptionINFOID:0000000003857611
Power is supplied to the rear window defogger with BCM control.
Component Function CheckINFOID:0000000003857612
1.CHECK FUNCTION
1. Perform Active Test (“REAR DEFOGGER”) with CONSULT-III.
2. Touch “ON”.
3. Check that the rear window heating wire is getting warmer.
Is the inspection result normal?
YES >> Rear window defogger relay power supply circuit function is OK.
NO >> Refer to DEF-14, "
Diagnosis Procedure"
Diagnosis ProcedureINFOID:0000000003857613
1.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 10A fuse [No.3, located in fuse block (J/B)].
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
2.CHECK REAR WINDOW DEFOGGER RELAY CIRCUIT 1
1. Turn ignition switch ON.
2. Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES >> Rear window defogger relay power supply circuit is OK.
NO >> GO TO 3.
3.CHECK REAR WINDOW DEFOGGER RELAY CIRCUIT 2
1. Turn ignition switch OFF.
2. Disconnect BCM connector and fuse block (J/B).
3. Check continuity between BCM harness connector and fuse block (J/B) harness connector.
4. Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness.
(+)
(–) ConditionVoltage (V)
(Approx.) BCM
Connector Terminal
M123 151 GroundRear window de-
fogger switchON 0
OFF Battery voltage
BCM Fuse block (J/B)
Continuity
Connector Terminal Connector Terminal
M123 151 M2 4B Existed
BCM
GroundContinuity
Connector Terminal
M123 151 Not existed

REAR WINDOW DEFOGGER RELAY
DEF-15
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4.CHECK REAR WINDOW DEFOGGER RELAY
1. Disconnect rear window defogger relay,
2. Check rear window defogger relay.
Refer to DEF-15, "
Component Inspection"
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace rear window defogger relay.
5.CHECK FUSE BLOCK (J/B)
1. Install the rear window defogger relay.
2. Turn ignition switch ON.
3. Check voltage between fuse block (J/B) (fuse block side) and ground.
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace fuse block (J/B).
6.CHECK INTERMITTENT INCIDENT
Check intermittent incident.
Refer to GI-35, "
Intermittent Incident"
>> INSPECTION END
Component InspectionINFOID:0000000003857614
1.CHECK REAR WINDOW DEFOGGER RELAY
1. Turn ignition switch OFF.
2. Disconnect rear window defogger relay.
3. Check rear window defogger relay.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace rear window defogger relay.
(+)
(–)Voltage (V)
(Approx.) Fuse block (J/B)
Connector Terminal
M2 4B Ground Battery voltage
Te r m i n a l
Condition Continuity
Rear window
defogger relay
3512 V direct current supply between termi-
nals 1 and 2Existed
No current supply Not existed
SEF497Y

DEF-16
< COMPONENT DIAGNOSIS >
REAR WINDOW DEFOGGER
REAR WINDOW DEFOGGER
DescriptionINFOID:0000000003857615
Heats the heating wire with the power supply from the rear window defogger relay to prevent the rear window
from fogging up.
Component Function CheckINFOID:0000000003857616
1.CHECK REAR WINDOW DEFOGGER
1. Perform Active Test (“REAR DEFOGGER”) with CONSULT-III.
2. Touch “ON”.
3. Check that the rear window heating wire is getting warmer.
Is the inspection result normal?
YES >> Rear window defogger is OK.
NO >> Refer to DEF-16, "
Diagnosis Procedure"
Diagnosis ProcedureINFOID:0000000003857617
1.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 20A fuse [No.15, located in fuse block (J/B)].
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
2.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between rear window defogger harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 4.
3.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear window defogger connector.
3. Check continuity between rear window defogger harness connector and ground.
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace harness.
4.CHECK REAR WINDOW DEFOGGER CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect condenser connector and rear window defogger connector.
(+)
(–) Condition Voltage (V)
(Approx.) Rear window defogger
Connector Terminal
B303 1 GroundRear window de-
fogger switchON Battery voltage
OFF 0
Rear window defogger
GroundContinuity
Connector Terminal
B126 2 Existed

REAR WINDOW DEFOGGER
DEF-17
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3. Check continuity between condenser (condenser side) connector and rear window defogger harness con-
nector.
4. Check continuity between condenser (condenser side) connector and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace condenser. Refer to DEF-66, "
Removal and Installation"
5.CHECK REAR WINDOW DEFOGGER CIRCUIT 2
1. Disconnect fuse block (J/B) connector.
2. Check continuity between fuse block (J/B) harness connector and condenser harness connector.
3. Check continuity between fuse block (J/B) harness connector and ground.
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace harness.
6.CHECK FUSE BLOCK (J/B)
1. Turn ignition switch ON.
2. Check voltage between fuse block (J/B) (fuse block side) and ground.
Is the inspection result normal?
YES >> GO TO 8.
NO >> Repair or replace fuse block (J/B).
7.CHECK FILAMENT
Check filament.
Refer to DEF-18, "
Component Inspection"
Is the inspection result normal?
YES >> GO TO 8.
NO >> Repair filament.
8.CHECK INTERMITTENT INCIDENT
Check intermittent incident.
Condenser Rear window defogger
Continuity
Connector Terminal Connector Terminal
B125 1 B303 1 Existed
Condenser
GroundContinuity
Connector Terminal
B125 1 Not existed
Fuse block (J/B) Condenser
Continuity
Connector Terminal Connector Terminal
B6 10G B125 1 Existed
Fuse block (J/B)
GroundContinuity
Connector Terminal
B6 10G Not existed
(+)
(–) ConditionVoltage (V)
(Approx.) Fuse block (J/B)
Connector Terminal
B6 10G GroundRear window de-
fogger switchON Battery voltage
OFF 0

DOOR MIRROR DEFOGGER
DEF-19
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DOOR MIRROR DEFOGGER
DescriptionINFOID:0000000003857619
Power is supplied to the door mirror defogger with BCM control.
Component Function CheckINFOID:0000000003857620
1.CHECK FUNCTION
1. Perform Active Test (“REAR DEFOGGER”) with CONSULT-III.
2. Touch “ON”.
3. Check that both side door mirror glasses are getting warmer.
Is the inspection result normal?
YES >> Door mirror defogger function is OK.
NO >> Refer to DEF-19, "
Diagnosis Procedure"
Diagnosis ProcedureINFOID:0000000003857621
1.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 10A fuse [No.13, located in fuse block (J/B)].
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
2.CHECK POWER SUPPLY CIRCUIT
1. Disconnect door mirror (driver side) connector.
2. Turn ignition switch ON.
3. Check voltage between door mirror (driver side) harness connector and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> GO TO 3.
3.CHECK DRIVER SIDE DOOR MIRROR DEFOGGER CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect fuse block (J/B) connector.
3. Check continuity between fuse block (J/B) harness connector and door mirror (driver side) harness con-
nector.
4. Check continuity between fuse block (J/B) harness connector and ground.
Is the inspection result normal?
(+)
(–) Condition Voltage (V)
(Approx.) Door mirror (driver side)
Connector Terminal
D3 3 GroundRear window de-
fogger switchON Battery voltage
OFF 0
Fuse block (J/B) Door mirror (driver side)
Continuity
Connector Terminal Connector Terminal
M3 10C D3 3 Existed
Fuse block (J/B)
GroundContinuity
Connector Terminal
M3 10C Not existed

DEF-20
< COMPONENT DIAGNOSIS >
DOOR MIRROR DEFOGGER
YES >> GO TO 4.
NO >> Repair or replace harness.
4.CHECK FUSE BLOCK (J/B)
1. Turn ignition switch ON.
2. Check voltage between fuse block (J/B) (fuse block side) and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace fuse block (J/B).
5.CHECK INTERMITTENT INCIDENT
Check intermittent incident.
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
(+)
(–) ConditionVoltage (V)
(Approx.) Fuse block (J/B)
Connector Terminal
M3 10C GroundRear window de-
fogger switchON Battery voltage
OFF 0

DRIVER SIDE DOOR MIRROR DEFOGGER
DEF-21
< COMPONENT DIAGNOSIS >
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DRIVER SIDE DOOR MIRROR DEFOGGER
DescriptionINFOID:0000000003857622
Heats the heating wire with the power supply from the rear window defogger relay to prevent the door mirror
from fogging up.
Component Function CheckINFOID:0000000003857623
1.CHECK FUNCTION
1. Perform Active Test (“REAR DEFOGGER”) with CONSULT-III.
2. Touch “ON”.
3. Check that the driver side door mirror glass is getting warmer.
Is the inspection result normal?
YES >> Driver side door mirror defogger function is OK.
NO >> Refer to DEF-21, "
Diagnosis Procedure"
Diagnosis ProcedureINFOID:0000000003857624
1.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect door mirror (driver side) connector.
3. Turn ignition switch ON.
4. Check voltage between door mirror (driver side) harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK DRIVER SIDE DOOR MIRROR DEFOGGER CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect fuse block (J/B) connector.
3. Check continuity between fuse block (J/B) harness connector and door mirror (driver side) harness con-
nector.
4. Check continuity between fuse block (J/B) harness connector and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness.
3.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between door mirror (driver side) harness connector and ground.
(+)
(–) Condition Voltage (V)
(Approx.) Door mirror (driver side)
Connector Terminal
D3 3 GroundRear window de-
fogger switchON Battery voltage
OFF 0
Fuse block (J/B) Door mirror (driver side)
Continuity
Connector Terminal Connector Terminal
M3 10C D3 3 Existed
Fuse block (J/B)
GroundContinuity
Connector Terminal
M3 10C Not existed