2008 INFINITI FX35 Service Manual

Page 2193 of 3924

INFINITI FX35 2008  Service Manual 
DTC P0448 EVAP CANISTER VENT CONTROL VALVE
EC-953
< SERVICE INFORMATION > [VK45DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
Wiring DiagramINFOID:0000000001326793
Specification data are reference values 
and a

Page 2194 of 3924

INFINITI FX35 2008  Service Manual 
EC-954
< SERVICE INFORMATION >[VK45DE]
DTC P0448 EVAP CANISTER VENT CONTROL VALVE
Diagnosis Procedure
INFOID:0000000001326794
1.CHECK RUBBER TUBE
1. Turn ignition switch OFF.
2. Disconnect rubber tub

Page 2195 of 3924

INFINITI FX35 2008  Service Manual 
DTC P0448 EVAP CANISTER VENT CONTROL VALVE
EC-955
< SERVICE INFORMATION > [VK45DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
Check the following.
 EVAP canister for damage
 EVAP hose between EVAP canister an

Page 2196 of 3924

INFINITI FX35 2008  Service Manual 
EC-956
< SERVICE INFORMATION >[VK45DE]
DTC P0448 EVAP CANISTER VENT CONTROL VALVE
2. Check portion 
B of EVAP canister vent control valve for being
rusted.
3. Check air passage continuity and operati

Page 2197 of 3924

INFINITI FX35 2008  Service Manual 
DTC P0451 EVAP CONTROL SYSTEM PRESSURE SENSOR
EC-957
< SERVICE INFORMATION > [VK45DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
DTC P0451 EVAP CONTROL SYSTEM PRESSURE SENSOR
Component DescriptionINFOID:0000000

Page 2198 of 3924

INFINITI FX35 2008  Service Manual 
EC-958
< SERVICE INFORMATION >[VK45DE]
DTC P0451 EVAP CONTROL 
SYSTEM PRESSURE SENSOR
4. If 1st trip DTC is detected, go to  EC-958, "Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000001326800

Page 2199 of 3924

INFINITI FX35 2008  Service Manual 
DTC P0451 EVAP CONTROL SYSTEM PRESSURE SENSOR
EC-959
< SERVICE INFORMATION > [VK45DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
Always replace O-ring with a new one.
2. Install a vacuum pump to EVAP control sy

Page 2200 of 3924

INFINITI FX35 2008  Service Manual 
EC-960
< SERVICE INFORMATION >[VK45DE]
DTC P0452 EVAP CONTROL 
SYSTEM PRESSURE SENSOR
DTC P0452 EVAP CONTROL SYSTEM PRESSURE SENSOR
Component DescriptionINFOID:0000000001326802
The EVAP control syste