nissan Workshop Repair Guides

Nissan and Datsun Workshop Service and Repair Manuals

Fuel Delivery and Air Induction > < Diagram Information and Instructions|Page 6393
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Evaporative Vapor Pressure Sensor: Testing and Inspection

EVAP CONTROL SYSTEM 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 given conditions.

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).

5. If NG, replace EVAP control system pressure sensor.

Fuel Delivery and Air Induction > < Diagram Information and Instructions|Page 6393