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MaintenanceE1637585. Release the three clamps that securethe cover to the air filter housing. Pushthe air filter cover toward the center ofthe vehicle and up slightly to release it.6. Remove the air filter element from theair filter housing.7. Install a new air filter element.E16376010. Reconnect the mass air flow sensorelectrical connector to the outlettube. Make sure the locking tab onthe connector is in the “locked”position (connector shown frombelow for clarity).E1637598. Replace the air filter housing cover andsecure the clamps. Be careful not tocrimp the filter element edges betweenthe air filter housing and cover andensure that the tabs on the edge areproperly aligned into the slots.9. Slip the air tube onto the air filterhousing and tighten the air-tube clampbolt snugly, but do not overtighten it.258F150 (TF6) , enUSA