Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSSUBARU1990XT-6 4WD L6-2.7L SOHCREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTEMISSION CONTROL SYSTEMSFILLPIPE RESTRICTORDESCRIPTION AND OPERATION
1990 Subaru XT-6 4WD L6-2.7L SOHC
Fillpipe Restrictor: Description and Operation
1990 Subaru XT-6 4WD L6-2.7L SOHCSECTION Description and Operation
PURPOSE
Prevents inserting fuel fill nozzles that do not dispense unleaded gasoline into the tank fill opening.
LOCATION
In the fuel tank fill opening.
OPERATION
The opening in the tank fill pipe is a smaller diameter than the diameter of the leaded fuel fill nozzles. This prevents the larger nozzles from being used to add leaded fuel to the tank.
Prevents inserting fuel fill nozzles that do not dispense unleaded gasoline into the tank fill opening.
LOCATION
In the fuel tank fill opening.
OPERATION
The opening in the tank fill pipe is a smaller diameter than the diameter of the leaded fuel fill nozzles. This prevents the larger nozzles from being used to add leaded fuel to the tank.
RENDER: 1.0x
NO RELATED
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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.