SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSNISSAN-DATSUN2004ALTIMA S, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM - 2.5LDTC P0453: EVAP CONTROL SYSTEM PRESSURE SENSORCOMPONENT INSPECTIONEVAP CONTROL PRESSURE SENSOR
2004 Nissan-Datsun Altima S, Automatic

EVAP Control Pressure Sensor

2004 Nissan-Datsun Altima S, AutomaticSECTION EVAP Control Pressure Sensor
  1. Remove EVAP control system pressure sensor with its harness connector connected.
  2. Remove EVAP control system pressure sensor from EVAP canister.

    Do not reuse the O-ring, replace it with a new one. 

  3. Install a vacuum pump to EVAP control system pressure sensor.
  4. Turn ignition switch ON and check output voltage between ECM terminal 32 and ground under the following conditions.
    APPLIED VACUUM AND VOLTAGE

    Applied vacuum kPa (mmHg, inHg) Voltage V
    Not applied 1.8 - 4.8
    -26.7 (-200, -7.87) 2.1 to 2.5V lower than above value
    CAUTION:
    • Always calibrate the vacuum pump gauge when using it.
    • Do not apply below -93.3 kPa (-700 mmHg, -27.56 inHg) or pressure over 101.3 kPa (760 mmHg, 29.92 inHg).
      Fig 1: Checking Output Voltage Between ECM Terminal 32 & Ground
      G02884516Courtesy of NISSAN MOTOR CO., U.S.A.
  5. If NG, replace EVAP control system pressure sensor.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

Shop Manual-Ready ToolsFree Quote CheckQuote Shield Pro

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.