infiniti Workshop Repair Guides

Infiniti Workshop Service and Repair Manuals

Sensors and Switches - Fuel Delivery and Air Induction > < Diagram Information and Instructions|Page 5601
Page 1
background image

Rollover Valve: Testing and Inspection

FUEL CHECK VALVE (With rollover valve)
Check valve operation

1. Blow air through connector on fuel tank side. A considerable resistance should be felt and a portion of air flow should be directed toward the

canister side.

2. Blow air through connector on canister side. Air flow should be smoothly directed toward fuel tank side.
3. If fuel check valve is suspected of not properly functioning in steps 1 and 2 above, replace it.

Rollover valve operation

Ensure that continuity of air passage does not exist when the installed rollover valve is tilted to 90° or 180°.

Sensors and Switches - Fuel Delivery and Air Induction > < Diagram Information and Instructions|Page 5601