Honda Fit: Breather Line and Suction Line Inspection (Page-2)
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Attach the fuel pressure gauge attachment. Then connect the vacuum pump/gauge (A) to the suction line (B), and apply vacuum to the line:
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If the line holds vacuum, check for a blockage in the suction line and the fuel tank vapor recirculation tube. If there is a blockage, replace the fuel tank. If the fuel tank vapor recirculation tube is OK, replace the suction line.
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If the line does not hold vacuum, go to step 11.
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Raise the vehicle on a lift.
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Connect a T-fitting (A), a vacuum gauge, and the vacuum pump/gauge (B) to the filler side of the breather line (C) as shown. Then apply pressure to the line:
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If the pressure holds, check for a blockage between the suction line and the filler neck on the breather pipe, then replace the part that is causing the blockage.
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If the pressure does not hold, go to step 13.
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Remove the rubber cap from the suction line, and reconnect the breather pipe to the suction line.
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Attach the fuel pressure gauge attachment. Then connect the T-fitting (A), the vacuum gauge, and the vacuum pump/gauge (B) to the suction line (C) as shown. then apply pressure to the line:
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If the pressure holds, the breather line and the suction line are OK.
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If the pressure does not hold, check for a vacuum leak in the suction line, and replace the suction line if needed.
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See also:
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INFO button
► Setup ►Other
►Routing & Guidance
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Remove the air cleaner assembly.
Remove the breather hose (A) from its clamp (B), and remove the breather
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Previous Destinations
DEST button
► Previous Destinations
Select an address from a list of your 50 most recent destinations to use as
the
destination. The list is displayed with the most recent destination at t ...
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