2008 NISSAN TEANA Service Manual

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Page 1593 of 5121

NISSAN TEANA 2008 Service Manual EC-132
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
Diagnosis ProcedureINFOID:0000000003856508
1.CHECK GROUND CONNECTION-I
1. Turn ignition s

Page 1594 of 5121

NISSAN TEANA 2008 Service Manual POWER SUPPLY AND GROUND CIRCUIT
EC-133
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
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>> Repair open circuit, short to ground or short to power in harness or connectors.
6.CHE

Page 1595 of 5121

NISSAN TEANA 2008 Service Manual EC-134
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
POWER SUPPLY AND GROUND CIRCUIT
YES >> GO TO 11.
NO >> Repair open circuit, short to ground or short to power in harness or connectors.
11 .CHECK 15A FUS

Page 1596 of 5121

NISSAN TEANA 2008 Service Manual U1000, U1001 CAN COMM CIRCUIT
EC-135
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
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U1000, U1001 CAN COMM CIRCUIT
DescriptionINFOID:0000000003856509
CAN (Controller Area Netwo

Page 1597 of 5121

NISSAN TEANA 2008 Service Manual EC-136
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
P0011, P0021 IVT CONTROL
P0011, P0021 IVT CONTROL
DTC LogicINFOID:0000000003856512
DTC DETECTION LOGIC
NOTE:
If DTC P0011 or P0021 is displayed with DTC

EC-136
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
P0011, P0021 IVT CONTROL
P0011, P0021 IVT CONTROL
DTC LogicINFOID:0000000003856512
DTC DETECTION LOGIC
NOTE:
If DTC P0011 or P0021 is displayed with DTC P0075, P0081, first perform the trouble diagnosis for DTC
P0075, P0081. Refer to EC-146, "
DTC 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.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is between 10 V and 16 V at
idle.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE-I
With CONSULT-III
1. Turn ignition switch ON and select “DATA MONITOR” mode with CONSULT-III.
2. Start engine and warm it up to the normal operating temperature.
3. Maintain the following conditions for at least 6 consecutive seconds. Hold the accelerator pedal as steady
as possible.
CAUTION:
Always drive at a safe speed.
4. Stop vehicle with engine running and let engine idle for 10 seconds.
5. Check 1st trip DTC.
With GST
Follow the procedure “With CONSULT-III” above.
Is 1st trip DTC detected?
YES >> Go to EC-137, "Diagnosis Procedure"
NO >> GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE-II
With CONSULT-III
1. Maintain the following conditions for at least 20 consecutive seconds.
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
P0011Intake valve timing
control performance
(bank 1)
There is a gap between angle of target and
phase-control angle degree. Crankshaft position sensor (POS)
Camshaft position sensor (PHASE)
Intake valve timing control solenoid valve
Accumulation of debris to the signal pick-up
portion of the camshaft
Timing chain installation
Foreign matter caught in the oil groove for in-
take valve timing control P0021Intake valve timing
control performance
(bank 2)
VHCL SPEED SE 100 - 120 km/h (63 - 75 mph)
ENG SPEED 1,200 - 2,000 rpm
COOLAN TEMP/S More than 60°C (140°F)
B/FUEL SCHDL More than 7.3 msec
Selector lever D position

Page 1598 of 5121

NISSAN TEANA 2008 Service Manual P0011, P0021 IVT CONTROL
EC-137
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
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CAUTION:
Always drive at a safe speed.
2. Check 1st trip DTC.
With GST
Follow the procedure “W

Page 1599 of 5121

NISSAN TEANA 2008 Service Manual EC-138
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
P0011, P0021 IVT CONTROL
Accumulation of debris on the signal plate of camshaft rear end
Chipping signal plate of camshaft rear end
Is the inspection

Page 1600 of 5121

NISSAN TEANA 2008 Service Manual P0011, P0021 IVT CONTROL
EC-139
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
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NO >> Replace malfunctioning intake valve timing control solenoid valve.

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