2014 NISSAN TEANA Service Manual

air condition oil viscosity homelink brakes fuel filter transmission fluid

Page 1985 of 4801

NISSAN TEANA 2014 Service Manual
VARIABLE INDUCTION AIR SYSTEMEC-985
< DTC/CIRCUIT DIAGNOSIS > [VQ35DE]
C
D E
F
G H
I
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K L
M A
EC
NP
O
Without CONSULT
1. Stop engine and disconnect vacuum hose connected to power valve actuator 1.

VARIABLE INDUCTION AIR SYSTEMEC-985
< DTC/CIRCUIT DIAGNOSIS > [VQ35DE]
C
D E
F
G H
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K L
M A
EC
NP
O
Without CONSULT
1. Stop engine and disconnect vacuum hose connected to power valve actuator 1.
2. Disconnect VIAS control solenoid valve 1 harness connector.
3. Start engine.
4. Rev engine quickly up to approximately 5,000 rpm.
5. Check vacuum existence under the following conditions.
Is the inspection result normal?
YES >> Repair or replace power valve actuator 1. Refer to EC-548, "ENGINE CONTROL SYSTEM :
Component Parts Location".
NO >> GO TO 3.
3.CHECK VACUUM TANK
1. Stop engine and disconnect vacuum hose connected to intake manifold collector.
2. Start engine and let it idle.
3. Check vacuum existence from intake manifold collector.
Does vacuum existence from t he intake manifold collector?
YES >> GO TO 4.
NO >> Replace intake manifold collector. Refer to EM-146, "Removal and Installation"
.
4.CHECK VACUUM HOSE
1. Stop engine.
2. Check vacuum hose for crack, clogging, improper connection or
disconnection. Refer to EC-586, "VARIABLE INDUCTION AIR
SYSTEM : System Description".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair hoses or tubes.
5.CHECK VIAS CONTROL SOLENOID VALVE 1
Check VIAS control solenoid valve 1. Refer to EC-921, "Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 8.
NO >> Replace VIAS control solenoid valve 1. Refer to EC-548, "ENGINE CONTROL SYSTEM : Com-
ponent Parts Location".
6.CHECK VACUUM EXISTENCE-II
With CONSULT
1. Stop engine and disconnect vacuum hose connected to power valve actuator 2.
2. Start engine and let it idle.
3. Perform “VIAS S/V-2” in “A CTIVE TEST” mode with CONSULT.
4. Turn VIAS control solenoid valve 2 ON and OFF, and check vacuum existence under the following condi- tions.
VIAS S/V-1 Vacuum
ON Existed
OFF Not existed
Condition VacuumIdle Existed
Rev engine quickly up to approximately 5,000 rpm Not existed
SEF109L
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

Page 1986 of 4801

NISSAN TEANA 2014 Service Manual
EC-986
< DTC/CIRCUIT DIAGNOSIS >[VQ35DE]
VARIABLE INDUCTION AIR SYSTEM
Without CONSULT
1. Stop engine and disconnect vacuum hose connected to power valve actuator 2.
2. Disconnect VIAS control sole

Page 1987 of 4801

NISSAN TEANA 2014 Service Manual
ENGINE CONTROL SYSTEM SYMPTOMSEC-987
< SYMPTOM DIAGNOSIS > [VQ35DE]
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EC
NP
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SYMPTOM DIAGNOSIS
ENGINE CONTROL SYSTEM SYMPTOMS
Symptom TableINFOID:0000000009462865
SYSTEM — B

Page 1988 of 4801

NISSAN TEANA 2014 Service Manual
EC-988
< SYMPTOM DIAGNOSIS >[VQ35DE]
ENGINE CONTROL SYSTEM SYMPTOMS
1 - 6: The numbers refer to the order of inspection.
(continued on next page)
SYSTEM — ENGINE MECHANICAL & OTHER
Knock sensor ci

Page 1989 of 4801

NISSAN TEANA 2014 Service Manual
ENGINE CONTROL SYSTEM SYMPTOMSEC-989
< SYMPTOM DIAGNOSIS > [VQ35DE]
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EC
NP
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SYMPTOM
Reference
page
HARD/NO START/RESTART (EXCP. HA)
ENGINE STALL
HESITATION/SURGING/FLAT SP

Page 1990 of 4801

NISSAN TEANA 2014 Service Manual
EC-990
< SYMPTOM DIAGNOSIS >[VQ35DE]
ENGINE CONTROL SYSTEM SYMPTOMS
1 - 6: The numbers refer to the order of inspection.Va l v e
mecha-
nism Timing chain
55555 55 5 EM-182
Camshaft
EM-194
Intake

Page 1991 of 4801

NISSAN TEANA 2014 Service Manual
NORMAL OPERATING CONDITIONEC-991
< SYMPTOM DIAGNOSIS > [VQ35DE]
C
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EC
NP
O
NORMAL OPERATING CONDITION
DescriptionINFOID:0000000009462866
FUEL CUT CONTROL (AT NO LOAD AND HIGH EN

Page 1992 of 4801

NISSAN TEANA 2014 Service Manual
EC-992
< PERIODIC MAINTENANCE >[VQ35DE]
IDLE SPEED
PERIODIC MAINTENANCE
IDLE SPEED
Work ProcedureINFOID:0000000009462867
1.CHECK IDLE SPEED
With CONSULT
Check idle speed in “DATA MONITOR” mode wi

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