engine NISSAN TEANA 2014 Service Manual

P052A, P052B INTAKE VALVE TIMING CONTROLEC-395
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With CONSULT>>GO TO 2.
Without CONSULT>>GO TO 3.
2.CHECK VTC POSITION
With CONSULT
1. Turn ignition switch ON.
2. On the CONSULT screen, select “ENGINE” >> “DATA MONITOR” >> “COOLAN TEMP/S”.
3. Check that the “COOLAN TEMP/S” indication value is between −5 °C (23 °F) and 45 °C (113 °F).
4. Start engine and wait at least 5 seconds.
5. On the CONSULT screen, select “ENGINE” >> “DATA MONITOR” >> “INT/V TIM (B1)”.
6. Check that the data monitor item indicates as follows:
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> GO TO 3.
3.CHECK OIL PRESSURE WARNING LAMP
1. Start engine.
2. Check that oil pressure warning lamp is not illuminated.
Is oil pressure warning lamp illuminated?
YES >> Refer to LU-9, "Inspection".
NO >> GO TO 4.
4.CHECK INTAKE VALVE TIMING INTERMEDIA TE LOCK CONTROL SOLENOID VALVE
Perform Component Inspection of the intake valve timi ng intermediate lock control solenoid valve. Refer to
EC-397, "Component Inspection (Intake Valve Timing Intermediate Lock Control Solenoid Valve)"
.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace error-detected parts.
5.CHECK INTAKE VALVE TIMING CONTROL SOLENOID VALVE
Perform Component Inspection of the intake va lve timing control solenoid valve. Refer to EC-396, "Compo-
nent Inspection (Intake Valve Timing Control Solenoid Valve)".
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace error-detected parts.
6.CHECK CRANKSHAFT POSITION SENSOR
Perform Component Inspection of the cr ankshaft position sensor. Refer to EC-397, "Component Inspection
(Crankshaft Position sensor)".
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace error-detected parts.
7.CHECK CAMSHAFT PO SITION SENSOR
Perform Component Inspection of the camshaft position sensor. Refer to EC-398, "Component Inspection
(Camshaft position sensor)".
Is the inspection result normal?
Item Value ( °CA)
INT/V TIM (B1) 10 ± 2
PBIA8559J
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

P0604 ECMEC-401
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P0604 ECM
DTC LogicINFOID:0000000009462329
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following pro cedure, confirm that battery voltage is 11 V or more with ignition
switch ON.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON (engine stopped) and wait least 20 minutes. CAUTION:
Never start engine during this procedure.
2. Turn ignition switch OFF and wait at least 10 seconds.
3. Turn ignition switch ON.
4. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Proceed to EC-401, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000009462330
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Erase DTC.
3. Perform DTC confirmation procedure. Refer to EC-401, "DTC Logic"
.
Is the 1st trip DTC
P0604 displayed again?
YES >> Replace ECM. Refer to EC-540, "Removal and Installation".
NO >> INSPECTION END
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition Possible cause
P0604 ECM
[Internal control module
random access memory
(RAM) error] Malfunction in the internal RAM of ECM. ECM
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

EC-402
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P0605 ECM
P0605 ECM
DTC LogicINFOID:0000000009462331
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following procedure, confirm th at battery voltage is 11 V or more with ignition
switch ON.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON (engine stopped) and wait least 20 minutes. CAUTION:
Never start engine during this procedure.
2. Turn ignition switch OFF and wait at least 10 seconds.
3. Turn ignition switch ON.
4. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Proceed to EC-402, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000009462332
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Erase DTC.
3. Perform DTC confirmation procedure. Refer to EC-401, "DTC Logic"
.
Is the 1st trip DTC
P0605 displayed again?
YES >> Replace ECM. Refer to EC-540, "Removal and Installation".
NO >> INSPECTION END
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition Possible cause
P0605 ECM
[Internal control module
read only memory (ROM)
error] Malfunction in the internal ROM of ECM. ECM
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

P0606 ECMEC-403
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P0606 ECM
DTC LogicINFOID:0000000009561259
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following pro cedure, confirm that battery voltage is 11 V or more with ignition
switch ON.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE-I
1. Turn ignition switch ON (engine stopped) and wait at least 10 seconds. CAUTION:
Never start engine during this procedure.
2. Turn ignition switch OFF and wait at least 10 seconds.
3. Turn ignition switch ON.
4. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Proceed to EC-403, "Diagnosis Procedure".
NO >> GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE-II
1. Start engine.
2. Rev up the engine quickly to approximately 3,000 rpm under unloaded condition and completely release the accelerator pedal.
3. Let the engine idle and wait at least 10 seconds.
4. Turn ignition switch OFF and wait at least 10 seconds.
5. Turn ignition switch ON.
6. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Proceed to EC-403, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000009561260
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Erase DTC.
3. Perform DTC confirmation procedure for 3 times. Refer to EC-403, "DTC Logic"
.
Is the 1st trip DTC
P0606 displayed again?
YES >> Replace ECM. Refer to EC-540, "Removal and Installation".
NO >> INSPECTION END
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition Possible cause
P0606 CONTROL MODULE
(Control module processor) Malfunction in ECM processor. ECM
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

EC-404
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P0607 ECM
P0607 ECM
DTC LogicINFOID:0000000009462333
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following procedure, confirm th at battery voltage is 11 V or more with ignition
switch ON.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON (engine stopped) and wait least 10 seconds.
2. Turn ignition switch OFF and wait at least 10 seconds.
3. Turn ignition switch ON.
4. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Proceed to EC-404, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000009462334
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Erase DTC.
3. Perform DTC confirmation procedure. Refer to EC-401, "DTC Logic"
.
Is the 1st trip DTC
P0607 displayed again?
YES >> Replace ECM. Refer to EC-540, "Removal and Installation".
NO >> INSPECTION END
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition Possible cause
P0607 ECM
(Control module perfor-
mance) ECM internal communication system is malfunc-
tioning. ECM
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

P060A ECMEC-405
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P060A ECM
DTC LogicINFOID:0000000009561261
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following pro cedure, confirm that battery voltage is 11 V or more with ignition
switch ON.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Start engine and wait at least 10 seconds.
2. Turn ignition switch OFF and wait at least 10 seconds.
3. Repeat step 1 and 2 for 5 times.
4. Turn ignition switch ON.
5. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Proceed to EC-405, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000009561262
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Erase DTC.
3. Perform DTC confirmation procedure. Refer to EC-405, "DTC Logic"
.
Is the 1st trip DTC
P060A displayed again?
YES >> Replace ECM. Refer to EC-540, "Removal and Installation".
NO >> INSPECTION END
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition Possible cause
P060A CONTROL MODULE
(Internal control module
monitoring processor per-
formance) ECM internal monitoring processor is malfunction-
ing. ECM
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

EC-406
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P060B ECM
P060B ECM
DTC LogicINFOID:0000000009561263
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following procedure, confirm th at battery voltage is 11 V or more with ignition
switch ON.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON (engine stopped) and wait least 10 seconds.
2. Turn ignition switch OFF and wait at least 10 seconds.
3. Turn ignition switch ON.
4. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Proceed to EC-406, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000009561264
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Erase DTC.
3. Perform DTC confirmation procedure. Refer to EC-406, "DTC Logic"
.
Is the 1st trip DTC
P060B displayed again?
YES >> Replace ECM. Refer to EC-540, "Removal and Installation".
NO >> INSPECTION END
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition Possible cause
P060B CONTROL MODULE
(Internal control module A/
D processing performance) ECM internal analog/digital conversion processing
system is malfunctioning. ECM
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

EC-408
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P0643 SENSOR POWER SUPPLY
1. Start engine and let it idle for 1 second.
2. Check DTC.
Is DTC detected?
YES >> Refer to EC-408, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000009462337
1.CHECK GROUND CONNECTION
1. Turn ignition switch OFF.
2. Check ground connection M95. Refer to Ground Inspection in GI-46, "Circuit Inspection"
.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace ground connection.
2.CHECK ACCELERATOR PEDAL POSITION SENSOR 1 POWER SUPPLY CIRCUIT
1. Disconnect accelerator pedal position (APP) sensor harness connector.
2. Turn ignition switch ON.
3. Check the voltage between APP sensor harness connector and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> GO TO 3.
3.CHECK SENSOR POWER SUPPLY CIRCUITS
Check harness for short to power and short to ground, between the following terminals.
*1: Except for California
*2: For California
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair short to ground or short to power in harness or connectors.
4.CHECK COMPONENTS
Check the following.
• Battery current sensor (Refer to EC-429, "Component Inspection"
.)
• Crankshaft position sensor (POS) (Refer to EC-328, "Component Inspection (Crankshaft Position sensor)"
.)
• Intake manifold runner control valve position sensor (Refer to EC-465, "Diagnosis Procedure"
.)
• Refrigerant pressure sensor (Refer to EC-523, "Diagnosis Procedure"
.)
• TP sensor (Refer to EC-250, "Component Inspection"
.)
Is the inspection result normal?
+
-Voltag e
(Approx.)
APP sensor
Connector Terminal E40 4 Ground 5 V
ECM Sensor
Connector Terminal Name Connector Terminal
F13
*1
F90*2
64 Battery current sensor F5 1
72 CKP sensor (POS) F30 1
80 Electric throttle control actuator F57 2
84 Intake manifold runner control valve po-
sition sensor F52 1
E10
*1
E31*2
104 Refrigerant pressure sensor E219 1
122 APP sensor E40 4
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

EC-410
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P0850 PNP SWITCH
P0850 PNP SWITCH
DescriptionINFOID:0000000009462338
Transmission range switch is turn ON when the selector lever is P or N.
ECM detects the position because the c ontinuity of the line (the ON) exists.
DTC LogicINFOID:0000000009462339
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.INSPECTION START
Do you have CONSULT?
Do you have CONSULT?
YES >> GO TO 2.
NO >> GO TO 5.
2.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure
before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
>> GO TO 3.
3.CHECK PNP SIGNAL FUNCTION
With CONSULT
1. Turn ignition switch ON.
2. Select “P/N POSI SW” in “DATA MONITOR” mode of “ENGINE” using CONSULT. Then check the “P/N
POSI SW” signal as per the following conditions.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Proceed to EC-411, "Diagnosis Procedure"
.
4.PERFORM DTC CONFIRMATION PROCEDURE
1. Select “DATA MONITOR” mode of “ENGINE” using CONSULT.
2. Start engine and warm it up to normal operating temperature.
3. Maintain the following conditions for at least 60 consecutive seconds.
CAUTION:
Always drive vehicle at a safe speed.
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition Possible cause
P0850 P-N POS SW/CIRCUIT
(Park/neutral switch input
circuit) The signal of transmission range switch is
not changed in the process of engine start-
ing and driving. • Harness or connectors
(The transmission range switch circuit is
open or shorted.)
• Transmission range switch
Selector lever position Known-good signal
N or P position ON
Except above position OFF
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

P1078 EVT CONTROL POSITION SENSOREC-413
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P1078 EVT CONTROL POSITION SENSOR
DTC LogicINFOID:0000000009462342
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure
before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Start engine and let it idle for 10 seconds.
2. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Proceed to EC-413, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000009462343
1.CHECK EXHAUST VALVE TIMING (EVT) CO NTROL POSITION SENSOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect exhaust valve timing (EVT) c ontrol position sensor harness connector.
3. Turn ignition switch ON.
4. Check the voltage between EVT control position sensor harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK SENSOR POWER SUPPLY 2 CIRCUIT
Perform EC-525, "Diagnosis Procedure"
.
Is inspection result normal?
YES >> Perform the trouble diagnosis for power supply circuit.
NO >> Repair or replace error-detected parts.
3.CHECK EVT CONTROL POSITI ON SENSOR GROUND CIRCUIT
DTC No.CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition Possible cause
P1078 EXH TIM SEN/CIRC-B1
(EXH TIM SEN/CIRC-B1) An excessively high or low
voltage from the sensor is
sent to ECM. • Harness or connectors
(Exhaust valve timing control position sensor circuit is open
or shorted)
• Accumulation of debris to the signal pick-up portion of the camshaft
• Exhaust valve timing control position sensor
• Sensor power supply 2 circuit
+
−Vo l ta g e
(Approx.)
EVT sensor
Connector Terminal F58 1 Ground 5 V
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM