Diagnosis Procedure
1.Check connector
Is the inspection result normal? Yes >> go to 2.
No >> repair the terminal and connector.
2.Check harness for open circuit
Is the measurement value within the specification? Yes >> go to 3.
No >> repair the ipdm e/r branch line.
3.Check power supply and ground circuit
Check the power supply and the ground circuit of the ipdm e/r. Refer to the following.
Is the inspection result normal? Yes (present error)>>replace the ipdm e/r. Refer to the following
Yes (past error)>>error was detected in the ipdm e/r branch line.
No >> repair the power supply and the ground circuit.
P0451 EVAP Control system pressure sensor
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0451
EVAP SYS PRES SEN
(Evaporative emission system
pressure sensor/switch range/
performance)
ECM detects a sloshing signal fro ...
AIR Breather hose
Exploded View
Harness bracket
Clip
Air breather hose
Vehicle front
Always replace after every
disassembly.
Removal and Installation
REMOVAL
Remove clips from harness bracket
Remove air breather hose from transaxle assembly.
INSTALLATION
Installation is in the revers ...
When traveling or registering your vehicle in another country
When planning to drive your NISSAN vehicle
in another country, you should first find
out if the fuel available is suitable for your vehicle’s
engine.
Using fuel with an octane rating that is too low
may cause engine damage. All gasoline vehicles
must be operated with unleaded gasoline. The ...