NISSAN TEANA 2014 Service Manual

DEF-26
< DTC/CIRCUIT DIAGNOSIS >
REAR WINDOW DEFOGGER RELAY
REAR WINDOW DEFOGGER RELAY
DescriptionINFOID:0000000009463037
Power is supplied to the rear window defogger with BCM control.
Component Function CheckINFOID:0000000009463038
1. CHECK REAR WINDOW DEFOGGER RELAY POWER SUPPLY CIRCUIT
Check that an operation noise of rear window defogger relay [located in fuse block (J/B)] can be heard when
turning the rear window defogger switch ON.
Is the inspection result normal?
YES >> Rear window defogger relay power supply circuit is OK.
NO >> Refer to DEF-26, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000009463039
Regarding Wiring Diagram information, refer to DEF-11, "Wiring Diagram".
1. CHECK REAR WINDOW DEFOGGER RELAY GROUND CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between BCM connector and ground.
Is the inspection result normal?
YES >> Rear window defogger power supply circuit is OK.
NO >> GO TO 2.
2. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect BCM and fuse block (J/B).
3. Check continuity between BCM connec tor and fuse block (J/B) connector.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3. CHECK REAR WINDOW DEFOGGER RELAY
Check rear window defogger relay.
Refer to DEF-27, "Component Inspection"
.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident"
NO >> Replace rear window defogger relay.
(+)
(–) Condition Voltage (V)
(Approx.)
BCM
Connector Terminal
M18 61 Ground Rear window de-
fogger switch ON 0
OFF Battery voltage
BCM Fuse block (J/B) Continuity
Connector Terminal Connector Terminal
M18 61 M5 6P Yes
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

REAR WINDOW DEFOGGER RELAYDEF-27
< DTC/CIRCUIT DIAGNOSIS >
C
D E
F
G H
I
J
K
M A
B
DEF
N
O P
Component InspectionINFOID:0000000009463040
1. CHECK REAR WINDOW DEFOGGER RELAY
Check rear window defogger relay.
Is the inspection result normal?
YES >> Inspection End.
NO >> Replace rear window defogger relay.
Te r m i n a l
Condition Continuity
Rear window
defogger relay
35 12V direct current supply between termi-
nals 1 and 2. Ye s
No current supply No
SEF497Y
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

DEF-28
< DTC/CIRCUIT DIAGNOSIS >
REAR WINDOW DEFOGGER POWER SUPPLY AND GROUND CIRCUIT
REAR WINDOW DEFOGGER POWER SUPPLY AND GROUND CIRCUIT
DescriptionINFOID:0000000009463041
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:0000000009463042
1. CHECK REAR WINDOW DEFOGGER
Check that the heating wire of rear window defogger is heated when turning the rear window defogger switch
ON.
Is the inspection result normal?
YES >> Rear window defogger is OK.
NO >> Refer to DEF-28, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000009463043
Regarding Wiring Diagram information, refer to DEF-11, "Wiring Diagram".
1. CHECK FUSES
Check if any of the following fuses in fuse block (J/B) are blown.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace the blown fuse after repairing the affected circuit.
2. CHECK REAR WINDOW DEFOGGER POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between fuse block (J/B) connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Perform rear window defogger diagnosis. Refer to DEF-26, "Diagnosis Procedure"
.
3. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between rear window defogger connector and ground.
COMPONENT PARTS AMPERE FUSE NO.
Fuse block (J/B) 15A 23
15A 24
(+) (–) Condition Voltage (V)
(Approx.)
Fuse block (J/B)
Connector Terminal
B13 3T, 5T Ground Rear window de-
fogger switch ON Battery voltage
OFF 0
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

REAR WINDOW DEFOGGER POWER SUPPLY AND GROUND CIRCUIT
DEF-29
< DTC/CIRCUIT DIAGNOSIS >
C
D E
F
G H
I
J
K
M A
B
DEF
N
O P
Is the inspection result normal?
YES >> GO TO 4.
NO >> GO TO 5.
4. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear window defogger.
3. Check continuity between rear window defogger connector and ground.
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace harness.
5. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect fuse block (J/B).
3. Check continuity between fuse blo ck (J/B) connector and condenser connector.
Is the inspection result normal?
YES >> Replace condenser. Refer to DEF-43, "Removal and Installation".
NO >> Replace or repair harness.
6. CHECK FILAMENT
Check filament.
Refer to DEF-29, "Component Inspection"
.
Is the inspection result normal?
YES >> Refer to GI-43, "Intermittent Incident".
NO >> Repair filament. Refer to DEF-41, "Inspection and Repair"
.
Component InspectionINFOID:0000000009463044
1. CHECK FILAMENT
Check the filament for damage or open circuits.
Refer to DEF-41, "Inspection and Repair"
.
Is the inspection result normal?
YES >> Inspection End.
NO >> Repair filament. Refer to DEF-41, "Inspection and Repair"
.
(+)
(–) Condition Voltage (V)
(Approx.)
Rear window defogger
Connector Terminal
B53 1 Ground Rear window de-
fogger switch ON Battery voltage
OFF 0
Rear window defogger GroundContinuity
Connector Terminal
B54 2 Yes
Fuse block (J/B) Condenser Continuity
Connector Terminal Connector Terminal
B13 3T
B52 1 Yes
5T
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

DEF-30
< DTC/CIRCUIT DIAGNOSIS >
DRIVER SIDE DOOR MIRROR DEFOGGER
DRIVER SIDE DOOR MIRROR DEFOGGER
DescriptionINFOID:0000000009463045
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:0000000009463046
1. CHECK DOOR MIRROR DEFOGGER LH
Check that heating wire of door mirror defogger LH is heated when turning the rear window defogger switch
ON.
Is the inspection result normal?
YES >> Door mirror defogger is OK.
NO >> Refer to DEF-30, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000009463047
Regarding Wiring Diagram information, refer to DEF-11, "Wiring Diagram".
1. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect door mirror LH.
3. Turn ignition switch ON.
4. Check voltage between door mirror LH connector and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace harness.
2. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between door mirror LH connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3. CHECK DOOR MIRROR DEFOGGER LH
Check door mirror defogger LH.
Refer to DEF-31, "Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Replace door mirror. Refer to MIR-20, "Removal and Installation"
.
(+)
(–) Condition Voltage (V)
(Approx.)
Door mirror LH
Connector Terminal
D4 1 Ground Rear window de-
fogger switch ON Battery voltage
OFF 0
Door mirror LH GroundContinuity
Connector Terminal
D4 5 Yes
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

DRIVER SIDE DOOR MIRROR DEFOGGER
DEF-31
< DTC/CIRCUIT DIAGNOSIS >
C
D E
F
G H
I
J
K
M A
B
DEF
N
O P
4. CHECK INTERMITTENT INCIDENT
Check intermittent incident.
Refer to GI-43, "Intermittent Incident"
.
Is the inspection result normal?
YES >> Check the following. • Battery power supply circuit.
• Fuse block (J/B).
NO >> Repair or replace the malfunctioning parts.
Component InspectionINFOID:0000000009463048
1. CHECK DOOR MIRROR DEFOGGER LH
1. Turn ignition switch OFF.
2. Disconnect door mirror LH.
3. Check continuity between door mirror terminals.
Is the inspection result normal?
YES >> Inspection End.
NO >> Replace door mirror LH. Refer to MIR-20, "Removal and Installation"
.
Terminal Continuity
15 Yes
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

DEF-32
< DTC/CIRCUIT DIAGNOSIS >
PASSENGER SIDE DOOR MIRROR DEFOGGER
PASSENGER SIDE DOOR MIRROR DEFOGGER
DescriptionINFOID:0000000009463049
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:0000000009463050
1.CHECK DOOR MIRROR DEFOGGER RH
Check that the heating wire of door mirror defogger RH is heated when turning the rear window defogger
switch ON.
Is the inspection result normal?
YES >> Door mirror defogger RH is OK.
NO >> Refer to DEF-32, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000009463051
Regarding Wiring Diagram information, refer to DEF-11, "Wiring Diagram".
1. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect door mirror RH.
3. Turn ignition switch ON.
4. Check voltage between door mirror RH connector and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace harness.
2. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between door mirror RH connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3. CHECK PASSENGER SIDE DOOR MIRROR DEFOGGER
Check door mirror defogger RH.
Refer to DEF-33, "Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Replace door mirror RH. Refer to MIR-20, "Removal and Installation"
.
(+)
(–) Condition Voltage (V)
(Approx.)
Door mirror RH
Connector Terminal
D107 1 Ground Rear window de-
fogger switch ON Battery voltage
OFF 0
Door mirror RH GroundContinuity
Connector Terminal
D107 5 Yes
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

PASSENGER SIDE DOOR MIRROR DEFOGGERDEF-33
< DTC/CIRCUIT DIAGNOSIS >
C
D E
F
G H
I
J
K
M A
B
DEF
N
O P
4. CHECK INTERMITTENT INCIDENT
Check intermittent incident.
Refer to GI-43, "Intermittent Incident"
.
Is the inspection result normal?
YES >> Check the following. • Battery power supply circuit.
• Fuse block (J/B).
NO >> Repair or replace the malfunctioning parts.
Component InspectionINFOID:0000000009463052
1. CHECK DOOR MIRROR DEFOGGER RH
1. Turn ignition switch OFF.
2. Disconnect door mirror RH.
3. Check continuity between door mirror terminals.
Is the inspection result normal?
YES >> Inspection End.
NO >> Replace door mirror RH. Refer to MIR-20, "Removal and Installation"
.
Terminal Continuity
15 Yes
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

DEF-34
< SYMPTOM DIAGNOSIS >
DEFOGGER SYSTEM SYMPTOMS
SYMPTOM DIAGNOSIS
DEFOGGER SYSTEM SYMPTOMS
Symptom TableINFOID:0000000009463053
*:if equippedSymptom Reference page
Rear window defogger and door mirror defoggers* do not operate. Refer to DEF-35, "Diagnosis Procedure"
.
Rear window defogger does not operate but both of the door mirror defoggers* operate. Refer to DEF-36, "Diagnosis Procedure"
.
Both door mirror defoggers* don’t operate but rear window defogger operates. Refer to DEF-37, "Diagnosis Procedure"
.
Driver side door mirror defogger* does not operate. Refer to DEF-38, "Diagnosis Procedure"
.
Passenger side door mirror defogger* does not operate. Refer to DEF-39, "Diagnosis Procedure"
.
Rear window defogger switch does not light, but rear window defogger operates. Refer to DEF-40, "Diagnosis Procedure"
.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

REAR WINDOW DEFOGGER AND DOOR MIRROR DEFOGGER DO NOT OPER-
ATE.
DEF-35
< SYMPTOM DIAGNOSIS >
C
D E
F
G H
I
J
K
M A
B
DEF
N
O P
REAR WINDOW DEFOGGER AND DO OR MIRROR DEFOGGER DO NOT
OPERATE.
Diagnosis ProcedureINFOID:0000000009463054
Regarding Wiring Diagram information, refer to DEF-11, "Wiring Diagram".
1. CHECK REAR WINDOW DEFOGGER SWITCH
Check rear window defogger switch.
Refer to DEF-19, "WITH MANUAL A/C : Component Function Check"
.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace the malfunctioning parts.
2. CHECK REAR WINDOW DEFOGGER RELAY
Check rear window defogger relay.
Refer to DEF-26, "Component Function Check"
.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace the malfunctioning parts.
3. CHECK REAR WINDOW DEFOGGER POWER SUPPLY AND GROUND CIRCUIT
Check rear window defogger power supply and ground circuit.
Refer to DEF-28, "Component Function Check"
.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace the malfunctioning parts.
4. CHECK DOOR MIRROR DEFOGGER POWER SUPPLY
1. Turn ignition switch ON.
2. Check voltage between fuse block (J/B) connector M5 and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace fuse block (J/B).
5. CHECK BOTH DOOR MIRROR DEFOGGER
1. Check door mirror LH. Refer to DEF-30, "Component Function Check"
.
2. Check door mirror RH. Refer to DEF-32, "Component Function Check"
.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> Repair or replace the malfunctioning parts.
(+)
(–) Condition Voltage (V)
(Approx.)
Fuse block (J/B)
Connector Terminal
M5 5P Ground Rear window de-
fogger switch ON Battery voltage
OFF 0
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM