Nissan Sentra B18 (2020-2025) Service Manual: Evap Control System Pressure Sensor
Component Inspection
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CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR
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Turn ignition switch OFF.
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Remove EVAP control system pressure sensor with its harness connector connected from EVAP canister.
Always replace O-ring with a new one.
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Install a vacuum pump to EVAP control system pressure sensor.
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Turn ignition switch ON and check output voltage between ECM harness connector and ground under the following conditions.
ECM
Condition
[Applied vacuum kPa (kg/cm2, psi)]
Voltage
Connector
+
−
Terminal
E16
131
158
Not applied
0.5 – 4.6 V
−26.7 (−0.272, −3.87)
2.1 to 2.5 V lower than above value
CAUTION:
-
Always calibrate the vacuum pump gauge when using it.
-
Never apply below −93.3 kPa (−0.952 kg/cm2, −13.53 psi) or pressure over 101.3 kPa (1.033 kg/cm2, 14.69 psi).
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Is the inspection result normal?
YES >>INSPECTION END
NO >>Replace EVAP control system pressure sensor. Refer to Exploded View.
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Evap Canister Vent Control Valve
Component Inspection
Component Inspection
CHECK EVAP CANISTER VENT CONTROL
VALVE-1
Disconnect hose from (A), (B), and (C)
with remaining ...
Exhaust Valve Timing Control Solenoid Valve
Component Inspection
Component Inspection
CHECK EXHAUST VALVE TIMING (EVT)
CONTROL SOLENOID VALVE-1
Turn ignition switch OFF.
...
Other materials:
Commercial Service Tool
Commercial Service Tool
(TechMate No.)
Tool name
Description
(NI-39565)
Engine Ear
...
Component Inspection
Component Inspection
CHECK REAR WINDOW DEFOGGER
CONDENSER
Ignition switch OFF.
Disconnect rear window defogger condenser
connector.
...
The parking brake release warning
continues sounding, or does not
sound
Description
The parking brake warning buzzer sounds continuously during vehicle
travel though the parking brake is
released.
The parking brake warning buzzer does not sound at all even though
driving the vehicle with the parking
brake applied.
Diagnosis procedure
1.Check parking ...
