2008 NISSAN TEANA Service Manual

Page 1809 of 5121

NISSAN TEANA 2008  Service Manual EC-348
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
REFRIGERANT PRESSURE SENSOR
REFRIGERANT PRESSURE SENSOR
DescriptionINFOID:0000000003856862
The refrigerant pressure sensor is installed at the condenser

Page 1810 of 5121

NISSAN TEANA 2008  Service Manual REFRIGERANT PRESSURE SENSOR
EC-349
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
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NO >> GO TO 3.
3.DETECT MALFUNCTIONING PART
Check the following.
 Harness connectors F123, E

Page 1811 of 5121

NISSAN TEANA 2008  Service Manual EC-350
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
REFRIGERANT PRESSURE SENSOR
YES >> Replace refrigerant pressure sensor.
NO >> Repair or replace malfunctioning part.

Page 1812 of 5121

NISSAN TEANA 2008  Service Manual VARIABLE INDUCTION AIR SYSTEM
EC-351
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
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VARIABLE INDUCTION AIR SYSTEM
DescriptionINFOID:0000000003856865
Power Valves 1 and 2 (VQ35

Page 1813 of 5121

NISSAN TEANA 2008  Service Manual EC-352
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
VARIABLE INDUCTION AIR SYSTEM
Is the inspection result normal?
YES >> GO TO 2.
NO >>EC-353, "
Diagnosis Procedure (VQ35DE engine)".
2.CHECK OVERALL FUNCT

Page 1814 of 5121

NISSAN TEANA 2008  Service Manual VARIABLE INDUCTION AIR SYSTEM
EC-353
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
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Component Function Check (VQ25DE engine)INFOID:0000000003895854
1.CHECK OVERALL FUNCTION
 W

Page 1815 of 5121

NISSAN TEANA 2008  Service Manual EC-354
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
VARIABLE INDUCTION AIR SYSTEM
1. Stop engine and disconnect vacuum hose connected to power valve actuator 1.
2. Disconnect VIAS control solenoid valve 1

Page 1816 of 5121

NISSAN TEANA 2008  Service Manual VARIABLE INDUCTION AIR SYSTEM
EC-355
< COMPONENT DIAGNOSIS >[VQ25DE, VQ35DE]
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4. When revving engine up to 5,000 rpm quickly.
5. Check vacuum existence under the followi