fuse NISSAN TEANA 2014 Service Manual
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Page 4101 of 4801

SRC-108
< SYMPTOM DIAGNOSIS >
SRS AIR BAG WARNING LAMP DOES NOT TURN ON
SYMPTOM DIAGNOSIS
SRS AIR BAG WARNING LAMP DOES NOT TURN ON
AIR BAG Warning Lamp Does Not Turn OnINFOID:0000000009460813
1.CHECK METER FUSE
Check the 10A fuse [No. 13, loca ted in the fuse block (J/B)].
Is the fuse blown?
YES >> GO TO 2
NO >> GO TO 3
2.REPLACE METER FUSE AND CHECK AGAIN
Replace 10A fuse [No. 13, located in the fu se block (J/B)] and turn ignition switch ON.
Does the fuse blow again?
YES >> Replace fuse and harness.
NO >> Inspection End.
3.CHECK HARNESS CONNECTIONS BET WEEN AIR BAG DIAGNOSIS SENSOR UNIT AND COMBINA-
TION METER
Inspect the harness and connectors between the air bag diagnosis sensor unit and the combination meter.
Do the harness or connectors have any visible damage?
YES >> Replace harness.
NO >> GO TO 4
4.CHECK COMBINATION METER
Disconnect the air bag diagnosis sensor unit harness connectors and turn ignition switch ON.
Does AIR BAG warning lamp turn on?
YES >> Replace the air bag diagnosis sensor unit. Refer to SR-26, "Removal and Installation".
NO >> Replace the combination meter. Refer to MWI-82, "Removal and Installation"
.
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Page 4102 of 4801

SRS AIR BAG WARNING LAMP DOES NOT TURN OFF
SRC-109
< SYMPTOM DIAGNOSIS >
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SRS AIR BAG WARNING LAMP DOES NOT TURN OFF
AIR BAG Warning Lamp Does Not Turn OffINFOID:0000000009460814
1.CHECK CONDITION OF AIR BAG MODULE
Inspect for any deployed air bag modules or seat belt pre-tensioners.
Are any air bag modules or seat belt pre-tensioners deployed?
YES >> Refer to SR-5, "For Frontal Collision" or SR-7, "For Side and Rollover Collision".
NO >> GO TO 2
2.CHECK THE AIR BAG FUSE
Check 10A fuse [No. 32, locat ed in the fuse block (J/B)].
Is the fuse blown?
YES >> GO TO 3
NO >> GO TO 4
3.CHECK AIR BAG FUSE AGAIN
Replace 10A fuse [No. 32, located in the fu se block (J/B)] and turn ignition switch ON.
Does the fuse blow again?
YES >> Replace fuse and harness.
NO >> Inspection End.
4.CHECK AIR BAG DIAGNOSIS SENSOR UNIT
Connect CONSULT.
Is
“AIR BAG” displayed on CONSULT?
YES >> GO TO 5
NO >> Visually inspect the air bag diagnosis sensor unit harness connections. If the connections are OK,
replace the air bag diagnosis sensor unit. Refer to SR-26, "Removal and Installation"
.
5.CHECK HARNESS CONNECTION
Check for loose connections between the combination meter and the air bag diagnosis sensor unit.
Are there any loose connections?
YES >> Properly connect the combination meter and air bag diagnosis sensor unit harness connectors. If AIR BAG warning lamp still does not tu rn off, replace the wiring harness.
NO >> Replace air bag diagnosis sensor unit. Refer to SR-26, "Removal and Installation"
.
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Page 4103 of 4801

SRC-110
< SYMPTOM DIAGNOSIS >
SEAT BELT WARNING SYSTEM
SEAT BELT WARNING SYSTEM
Seat Belt Warning System Does Not FunctionINFOID:0000000009460815
(For US/CAN models only)
1.SEAT BELT WARNING LIGHT
Turn ignition switch ON.
Does the seat belt warning lamp come ON?
YES >> GO TO 2
NO >> • Check 10A fuse [No. 13, located in the fuse block (J/B)].
• Check seat belt buckle switch (driver seat).
• Check harness between combination meter and seat belt buckle switch (driver seat).
• Check combination meter. Refer to MWI-27, "Fail-Safe"
.
2.SEAT BELT BUCKLE (DRIVER SEAT)
Fasten the seat belt buckle (driver seat).
Does the seat belt warning lamp go OFF?
YES >> GO TO 3
NO >> • Check seat belt buckle switch (driver seat). • Check harness between combination meter and seat belt buckle switch (driver seat).
3.OCCUPANT CLASSIFICATION SYSTEM
Have a helper sit in the passenger seat.
Does the seat belt warning lamp go ON?
YES >> GO TO 4
NO >> • Check occupant classification system. Refer to SRC-12, "OCCUPANT CLASSIFICATION SYS-
TEM : System Description".
• Check harness between occupant classification control unit and air bag diagnosis sensor unit.
4.SEAT BELT BUCKLE (PASSENGER SEAT)
Fasten the seat belt buckle (passenger seat).
Does the seat belt warning lamp go OFF?
YES >> System OK.
NO >> • Check seat belt buckle switch (passenger seat). • Check harness between seat belt buckle switch (passenger seat) and air bag diagnosis sensorunit.
• Replace air bag diagnosis sensor unit. Refer to SR-26, "Removal and Installation"
.
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Page 4124 of 4801

POWER SUPPLY AND GROUND CIRCUITST-21
< DTC/CIRCUIT DIAGNOSIS >
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DTC/CIRCUIT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
A/C AUTO AMP.
A/C AUTO AMP. : Diagnosis ProcedureINFOID:0000000009952472
Regarding Wiring Diagram information, refer to HAC-34, "Wiring Diagram".
1.CHECK FUSE
Check fuses [No. 14, 25 and 30, loca ted in the fuse block (J/B)].
NOTE:
Refer to PG-70, "Terminal Arrangement"
.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace the blown fuse after repairing the affected circuit.
2.CHECK A/C AUTO AMP. POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect A/C auto amp. connector.
3. Check voltage between A/C auto amp. harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair harness or connector between A/C auto amp. and fuse block (J/B).
3.CHECK A/C AUTO AMP. GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between A/C aut o amp. harness connector and ground.
Is the inspection result normal?
YES >> Inspection End.
NO >> Repair harness or connector.
+
− Voltag e
A/C auto amp. Ignition switch position
Connector Terminal OFF ACC ON
M152 3
GroundBattery voltage Battery voltage Battery voltage
13 Approx. 0 V Battery voltage Battery voltage
23 Approx. 0 V Approx. 0 V Battery voltage
40 Approx. 0 V Approx. 0 V Battery voltage
A/C auto amp. — Continuity
Connector Terminal
M152 2
Ground Yes
22
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Page 4126 of 4801

HEATED STEERING WHEEL SYSTEMST-23
< DTC/CIRCUIT DIAGNOSIS >
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4. Check continuity between heated steering wheel relay harness connector terminal M90 and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace the harness or connector.
5.CHECK HEATED STEERING RELAY
Check heated steering relay. Refer to ST-24, "Component Inspection (Heated Steering Relay)"
.
Is the inspection result normal?
YES >> GO TO 6.
NO >> Replace heated steering relay.
6.CHECK POWER TO HEATED STEERING RELAY
Check the following.
•Battery
• Harness for open or short between battery and 10A fuse (No. 2)
• 10A fuse (No. 2)
• Harness for open or short between 10A fuse (No. 2) and heated steering relay
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace damaged parts.
7.CHECK GROUND CIRCUIT
1. Disconnect heated steering wheel switch.
2. Check continuity between heated steering wheel switch harness connector terminal M51 and ground.
Is the inspection result normal?
YES >> GO TO 8.
NO >> Repair or replace the harness or connector.
8.CHECK HARNESS BETWEEN HEATED STEE RING RELAY AND A/C AUTO AMP.
1. Disconnect A/C auto amp.
2. Check continuity between heated steering wheel relay harness connector terminal M90 and A/C auto
amp. harness connector terminal M152.
3. Check continuity between heated steering re lay harness connector terminal M90 and ground.
Is the inspection result normal?
YES >> GO TO 9.
Heated steering wheel relay Heated steering wheel Continuity
Connector Terminal Connector Terminal
M90 5 M114 2 Yes
Heated steering wheel relay GroundContinuity
Connector Terminal
M90 5 No
Connector Terminal GroundContinuity
M51 2 Yes
Heated steering relay A/C Auto amp. Continuity
Connector Terminal Connector Terminal
M90 2 M152 20 Yes
Heated steering relay GroundContinuity
Connector Terminal
M90 2 No
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Page 4130 of 4801

HEATED STEERING WHEEL SWITCH INDICATOR LAMPST-27
< DTC/CIRCUIT DIAGNOSIS >
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4.CHECK HEATED STEERING RELAY
Check heated steering relay. Refer to ST-24, "Component Inspection (Heated Steering Relay)"
.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace heated steering relay.
5.CHECK BATTERY POWER
Check the following:
•Battery
• Harness for open or short between battery and 10A fuse (No. 2)
• 10A fuse (No. 2)
• Harness for open or short between 10A fuse (No. 2) and heated steering wheel relay
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair harness or connector.
6.CHECK HARNESS BETWEEN A/C AUTO AMP. AND HEATED STEERING WHEEL SWITCH
1. Check continuity between A/C Auto amp. harne ss connector M152 and heated steering wheel switch har-
ness connector M51.
2. Check continuity between A/C Auto amp. harness connector M152 and ground.
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace the harness or connectors.
7.CHECK HEATED STEERING WHEEL SWITCH
Check heated steering wheel switch. Refer to ST-24, "Component Inspection (Heated Steering Wheel
Switch)".
Is the inspection result normal?
YES >> Replace A/C Auto amp. Refer to HAC-102, "Removal and Installation".
NO >> Replace heated steering wheel switch.
A/C Auto amp. Heated steering wheel switch Continuity
Connector Terminal Connector Terminal
M152 8 M51 1 Yes
A/C auto amp. GroundContinuity
Connector Terminal
M152 8 No
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Page 4174 of 4801

C1601 BATTERY POWER SUPPLYSTC-23
< DTC/CIRCUIT DIAGNOSIS >
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C1601 BATTERY POWER SUPPLY
DTC LogicINFOID:0000000009460358
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC CONFIRMATION PROCEDURE has been previously conducted, always turn ignition switch OFF and
wait at least 10 seconds before conducting the next test.
>> GO TO 2.
2.DTC REPRODUCTION PROCEDURE
With CONSULT
1. Turn the ignition switch OFF to ON.
2. Perform EPS self-diagnosis.
Is DTC
“C1601” detected?
YES >> Proceed to diagnosis procedure. Refer to STC-23, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009460359
Regarding Wiring Diagram information, refer to STC-14, "Wiring Diagram".
1.CHECK POWER STEERING CONTROL MODULE GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect power steering control module harness connector.
3. Check continuity between power steering control module harness connector terminal and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair open circuit or short to ground or short to power in harness or connectors, and repair or
replace the malfunctioning component.
2.CHECK POWER STEERING CONTROL MO DULE POWER SUPPLY CIRCUIT (1)
1. Check voltage between power steering control module harness connector terminals and ground.
2. Turn ignition switch ON. CAUTION:
Never start the engine.
3. Check voltage between power steering control module harness connector terminals and ground.
DTC Display item Malfunction detected condition Possible cause
C1601 BATTERY VOLT When a power supply voltage to the power steer-
ing control module is maintained at 18.5 V or more
or at less than 8.5 V continuously for 0.5 seconds
or more. • Harness or connector
• Power steering control mod-
ule
•Fuse
• Battery power supply circuit
•Battery
Power steering control module
—Continuity
Connector Terminal
E60 2 Ground Yes
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Page 4175 of 4801

STC-24
< DTC/CIRCUIT DIAGNOSIS >
C1601 BATTERY POWER SUPPLY
Is the inspection result normal?
YES >> GO TO 4.
NO >> GO TO 3.
3.CHECK POWER STEERING CONTROL MODULE POWER SUPPLY CIRCUIT (2)
1. Turn ignition switch OFF.
2. Check the 100A fusible link (D).
3. Disconnect battery terminal with fusible link harness connector.
4. Check continuity between power steering contro l module harness connector terminal and battery terminal
with fusible link harness connector terminal.
5. Check continuity between power steering c ontrol module harness connector terminal and ground.
Is the inspection result normal?
YES >> Perform the trouble diagnosis for battery power supply circuit. Refer to PG-8, "Wiring Diagram —
Battery Power Supply —".
NO >> Repair or replace the malfunctioning component.
4.CHECK POWER STEERING CONTROL MODULE POWER SUPPLY CIRCUIT (3)
1. Check voltage between power steering control module harness connector terminals and ground.
2. Turn ignition switch ON. CAUTION:
Never start the engine.
3. Check voltage between power steering control module harness connector terminals and ground.
Is the inspection result normal?
YES >> GO TO 6.
NO >> GO TO 5.
5.CHECK POWER STEERING CONTROL MODULE POWER SUPPLY CIRCUIT (4)
1. Turn ignition switch OFF.
2. Check the 10A fuse No. 49 in the IPDM E/R.
3. Disconnect IPDM E/R harness connector E63.
4. Check continuity between power steering control module harness connector terminal and IPDM E/R har-
ness connector terminal.
Power steering control module — Ignition Voltage
Connector Terminal
E60 1 Ground ON Battery voltage
Power steering control module Batte ry terminal with fusible link
Continuity
Connector Terminal Connector Terminal
E60 1 E5 3 Yes
Power steering control module — Ignition Continuity
Connector Terminal
E60 1 Ground ON No
Power steering control module —Voltage
Connector Terminal
E59 5 Ground 0 V
Power steering control module —Voltage
Connector Terminal
E59 5 Ground Battery voltage
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Page 4207 of 4801

DIAGNOSIS AND REPAIR WORKFLOWSTR-17
< BASIC INSPECTION >
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2.CHECK THAT THE STARTER MOTOR STOPS
Check that the starter motor stops after starting the engine.
Does the starter motor stop?
YES >> Inspection End.
NO >> Replace starter motor. Refer to STR-22, "QR25DE : Removal and Installation"
(QR25DE) or STR-
23, "VQ35DE : Removal and Installation" (VQ35DE).
3.CHECK THAT THE ENGINE TURNS WHEN CRANKING
Check that the engine turns when cranking.
Does engine turn when cranking?
YES >> GO TO 4.
NO >> GO TO 5.
4.CHECK THE ENGINE SPEED WHEN CRANKING
Check that the engine speed is not low when cranking.
Does engine turn normally?
YES >> Check igniti on/fuel system.
NO >> Check charge condition, corrosion and connection condition of the battery.
5.CHECK STARTER MOTOR ACTIVATION
Check that the starter motor runs at cranking.
Does starter motor turn?
YES >> Replace starter motor. Refer to STR-22, "QR25DE : Removal and Installation" (QR25DE) or STR-
23, "VQ35DE : Removal and Installation" (VQ35DE).
NO >> GO TO 6.
6.CHECK POWER SUPPLY CIRCUIT
Check the following conditions:
• Fuse and fusible link
• Charge condition, corrosion and connection of the battery.
Are these inspection results normal?
YES >> GO TO 7.
NO >> Repair as needed.
7.CHECK STARTING SYSTEM WIRING
Check the following:
• “B” terminal circuit. Refer to STR-18, "Diagnosis Procedure"
.
• “S” terminal circuit. Refer to STR-20, "Diagnosis Procedure"
.
Are the inspection results normal?
YES >> Replace starter motor. Refer to STR-22, "QR25DE : Removal and Installation" (QR25DE) or STR-
23, "VQ35DE : Removal and Installation" (VQ35DE).
NO >> Repair as needed.
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Page 4208 of 4801

STR-18
< DTC/CIRCUIT DIAGNOSIS >
B TERMINAL CIRCUIT
DTC/CIRCUIT DIAGNOSIS
B TERMINAL CIRCUIT
DescriptionINFOID:0000000009461229
Terminal “B” is constantly supplied with battery power.
Diagnosis ProcedureINFOID:0000000009461230
Regarding Wiring Diagram information, refer to STR-7, "Wiring Diagram".
CAUTION:
Perform diagnosis under the condi tion that the engine cannot start by the following procedure.
1. Remove fuel pump fuse.
2. Crank or start the engine (where possi ble) until the fuel pressure is released.
1.CHECK “B” TERMINAL CIRCUIT
1. Turn ignition switch OFF.
2. Check that starter motor B” terminal connection is clean and tight.
3. Check voltage between starter motor connector F27 and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Check harness between battery and starter motor for open circuit.
2.CHECK BATTERY CABLE CONNECTION STATUS (VOLTAGE DROP TEST)
1. Shift selector to P (Park) or N (Neutral) position.
2. Check voltage between battery positive terminal and starter motor B terminal.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Check harness between the battery and starter motor for poor continuity.
3.CHECK GROUND CIRCUIT STATUS (VOLTAGE DROP TEST)
1. Shift selector lever to P (Park) or N (Neutral) position.
2. Check voltage between starter motor case and battery negative terminal.
Is the inspection result normal?
Te r m i n a l s
Voltage
(Approx.)
(+)
(-)
Starter motor B terminal Terminal
F27 B Ground Battery voltage
Te r m i n a l s
ConditionVoltage
(Approx.)
(+) (-)
Starter motor “B” terminal Te r m i n a l
Battery positive terminal F27 B When the ignition switch is in START position Less than 0.5V
Te r m i n a l s ConditionVoltage
(Approx.)
(+) (-)
Starter motor case Battery negative terminal When the ignition switch is in
START position Less than 0.2V
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM