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![NISSAN TEANA 2014 Service Manual
ENGINE CONTROL SYSTEMEC-529
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1 - 6: The numbers refer to the order of inspection.
(continued on next table)
SYSTEM — ENGINE MECHANICA NISSAN TEANA 2014 Service Manual
ENGINE CONTROL SYSTEMEC-529
< SYMPTOM DIAGNOSIS > [QR25DE]
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1 - 6: The numbers refer to the order of inspection.
(continued on next table)
SYSTEM — ENGINE MECHANICA](/manual-img/5/57390/w960_57390-1528.png)
ENGINE CONTROL SYSTEMEC-529
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SYSTEM — ENGINE MECHANICAL & OTHER
Exhaust valve timing control solenoid valve
circuit 32 13223 3
EC-225
PNP signal circuit 3 3 3 3 3 EC-410
Refrigerant pressure sensor circuit 2 3 3 4EC-523
Electrical load signal circuit 3EC-503
Intake manifold runner control valve motor cir-
cuit 44
EC-462
Intake manifold runner control valve position
sensor circuit 44
EC-465
Intake manifold tuning valve circuit 1 EC-456
Manifold absolute pressure sensor circuit 3EC-236
Air conditioner circuit 223333333 3 2HAC-46,
HAC-139
Battery current sensor circuit 4 5 5 3 EC-428
,
EC-431
,
EC-434
,
EC-438
Battery temperature sensor circuit 4 5 5 3 EC-440
ASCD steering switch circuitEC-442
ABS actuator and electric unit (control unit) 4BRC-55
SYMPTOM
Reference page
HARD/NO START/RESTART (EXCP. HA)
ENGINE STALL
HESITATION/SURGING/FLAT SPOT
SPARK KNOCK/DETONATION
LACK OF POWER/POOR ACCELERATION
HIGH IDLE/LOW IDLE
ROUGH IDLE/HUNTING
IDLING VIBRATION
SLOW/NO RETURN TO IDLE
OVERHEATS/WATER TEMPERATURE HIGH
EXCESSIVE FUEL CONSUMPTION
EXCESSIVE OIL CONSUMPTION
BATTERY DEAD (UNDER CHARGE)
Warranty symptom code AA AB AC AD AE AF AG AH AJ AK AL AM HA
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Page 1530 of 4801
![NISSAN TEANA 2014 Service Manual
EC-530
< SYMPTOM DIAGNOSIS >[QR25DE]
ENGINE CONTROL SYSTEM
SYMPTOM
Reference page
HARD/NO START/RESTART (EXCP. HA)
ENGINE STALL
HESITATION/SURGING/FLAT SPOT
SPARK KNOCK/DETONATION
LACK OF POWER/POO NISSAN TEANA 2014 Service Manual
EC-530
< SYMPTOM DIAGNOSIS >[QR25DE]
ENGINE CONTROL SYSTEM
SYMPTOM
Reference page
HARD/NO START/RESTART (EXCP. HA)
ENGINE STALL
HESITATION/SURGING/FLAT SPOT
SPARK KNOCK/DETONATION
LACK OF POWER/POO](/manual-img/5/57390/w960_57390-1529.png)
EC-530
< SYMPTOM DIAGNOSIS >[QR25DE]
ENGINE CONTROL SYSTEM
SYMPTOM
Reference page
HARD/NO START/RESTART (EXCP. HA)
ENGINE STALL
HESITATION/SURGING/FLAT SPOT
SPARK KNOCK/DETONATION
LACK OF POWER/POOR ACCELERATION
HIGH IDLE/LOW IDLE
ROUGH IDLE/HUNTING
IDLING VIBRATION
SLOW/NO RETURN TO IDLE
OVERHEATS/WATER TEMPERATURE HIGH
EXCESSIVE FUEL CONSUMPTION
EXCESSIVE OIL CONSUMPTION
BATTERY DEAD (UNDER CHARGE)
Warranty symptom code A AAB AC AD AE AF AG AH AJ AK AL AM HA
Fuel Fuel tank 5
5 FL-10
Fuel piping 5 5 5 5 5 5
EM-41
Va p o r l o c k —
Valve deposit 5 555 55 5 —
Poor fuel (Heavy weight gas-
oline, Low octane) —
Air Air duct
55555 5 EM-29
Air cleaner
Air leakage from air duct
(Mass air flow sensor — elec-
tric throttle control actuator)
555 5
Electric throttle control actua-
tor EM-30
Air leakage from intake mani-
fold/Collector/Gasket
Cranking Battery 111111
11
PG-73
Generator circuit CHG-9
Starter circuit 3STR-6
Signal plate 6EM-88
PNP signal 4TM-206
Engine Cylinder head
55555 55 5 EM-78
Cylinder head gasket 4 3
Cylinder block
66666 66 6 4
EM-88
Piston
Piston ring
Connecting rod
Bearing
Crankshaft
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![NISSAN TEANA 2014 Service Manual
ENGINE CONTROL SYSTEMEC-531
< SYMPTOM DIAGNOSIS > [QR25DE]
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1 - 6: The numbers refer to the order of inspection. Va l v e
mecha-
nism Timing chain
55555 55 5 EM-62 NISSAN TEANA 2014 Service Manual
ENGINE CONTROL SYSTEMEC-531
< SYMPTOM DIAGNOSIS > [QR25DE]
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1 - 6: The numbers refer to the order of inspection. Va l v e
mecha-
nism Timing chain
55555 55 5 EM-62](/manual-img/5/57390/w960_57390-1530.png)
ENGINE CONTROL SYSTEMEC-531
< SYMPTOM DIAGNOSIS > [QR25DE]
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1 - 6: The numbers refer to the order of inspection. Va l v e
mecha-
nism Timing chain
55555 55 5 EM-62
Camshaft
EM-47
Intake valve timing controlEM-62
Intake valve
3EM-78
Exhaust valve
Exhaust Exhaust manifold/Tube/Muf- fler/Gasket 55555 55 5 EM-33
, EX-6
Three way catalyst
Lubrica-
tion Oil pan/Oil strainer/Oil pump/
Oil filter/Oil gallery/Oil cooler 55555 55 5 EM-36
,
LU-9,
LU-11
, LU-7,
LU-17
Oil level (Low)/Filthy oil LU-9
Cooling Radiator/Hose/Radiator filler
cap
55555 55 45 CO-17
Thermostat 5
CO-22
Water pumpCO-20
Water galleryCO-7
Cooling fan
5CO-18
Coolant level (Low)/Contami-
nated coolant CO-11
NVIS (NISSAN Vehicle Immobilizer Sys-
tem — NATS) 11
SEC-63
SYMPTOM
Reference page
HARD/NO START/RESTART (EXCP. HA)
ENGINE STALL
HESITATION/SURGING/FLAT SPOT
SPARK KNOCK/DETONATION
LACK OF POWER/POOR ACCELERATION
HIGH IDLE/LOW IDLE
ROUGH IDLE/HUNTING
IDLING VIBRATION
SLOW/NO RETURN TO IDLE
OVERHEATS/WATER TEMPERATURE HIGH
EXCESSIVE FUEL CONSUMPTION
EXCESSIVE OIL CONSUMPTION
BATTERY DEAD (UNDER CHARGE)
Warranty symptom code A AAB AC AD AE AF AG AH AJ AK AL AM HA
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Page 1532 of 4801
EC-532
< SYMPTOM DIAGNOSIS >[QR25DE]
INFORMATION DISPLAY IS MALFUNCTIONING
INFORMATION DISPLAY IS MALFUNCTIONING
Diagnosis ProcedureINFOID:0000000009462461
1.CHECK DTC WITH ECM
Check that DTC is not displayed.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Perform trouble diagnosis relevant to DTC indicated.
2.CHECK INFORMATION DISPLAY (ASCD)
Refer to EC-516, "Component Function Check"
.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace malfunctioning part.
3.CHECK INTERMITTENT INCIDENT
Refer to GI-43, "Intermittent Incident"
.
>> INSPECTION END
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NORMAL OPERATING CONDITIONEC-533
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NORMAL OPERATING CONDITION
DescriptionINFOID:0000000009462462
FUEL CUT CONTROL (AT NO LOAD AND HIGH ENGINE SPEED)
If the engine speed is above 2,000 rpm under no load (for ex
ample, the selector lever position is neutral and
engine speed is over 2,000 rpm) fuel will be cut off after some time. The exact time when the fuel is cut off var-
ies based on engine speed.
Fuel cut will be operated until the engine speed reaches 1,500 rpm, then fuel cut will be cancelled.
NOTE:
This function is different from deceleration contro l listed under Multiport Fuel Injection (MFI) System, EC-43,
"MULTIPORT FUEL INJECTION SYSTEM : System Description (w ith automatic air conditioner)" or EC-46,
"MULTIPORT FUEL INJECTION SYSTEM : System Description (with manual air conditioner)".
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Page 1534 of 4801
EC-534
< PERIODIC MAINTENANCE >[QR25DE]
IDLE SPEED
PERIODIC MAINTENANCE
IDLE SPEED
InspectionINFOID:0000000009462463
1.CHECK IDLE SPEED
With CONSULT
Check idle speed in “DATA MONITOR” mode of “ENGINE” using CONSULT.
With GST
Check idle speed with Service $01 of GST.
>> INSPECTION END
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Page 1535 of 4801
IGNITION TIMINGEC-535
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IGNITION TIMING
InspectionINFOID:0000000009462464
1.CHECK IGNITION TIMING
1. Attach timing light (A) to the ignition coil No.1 harness .
2. Check ignition timing. >> INSPECTION END
JPBIA5853ZZ
: Timing indicator
JPBIA5854ZZ
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Page 1536 of 4801
EC-536
< PERIODIC MAINTENANCE >[QR25DE]
EVAPORATIVE EMISSION SYSTEM
EVAPORATIVE EMISSION SYSTEM
InspectionINFOID:0000000009462465
EVAP CANISTER
1.CHECK EVAP CANISTER
1. Block port (B).
2. Blow air into port (A) and check that it flows freely out of port (C).
3. Release blocked port (B).
4. Apply vacuum pressure to port (B) and check that vacuum pres-
sure exists at the ports (A) and (C).
5. Block port (A) and (B).
6. Apply pressure to port (C) and check that there is no leakage.
>> INSPECTION END
PBIB1212E
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM