2011 Ford E150 Cargo Owner's Manual - Page 300

Maintenance and Specifications 6. If the fluid is low, add fluid in small amounts, continuously checking the level until it reaches the FULL COLD range. Be sure to put the dipstick back in the reservoir. Refer to Maintenance product specifications and capacities in this chapter for the proper fluid type. BRAKE FLUID • E-150/E-250/E-350 Single Rear Wheel • E-350/E-450 Dual Rear Wheel The fluid level will drop slowly as the brakes wear, and will rise when the brake components are replaced. Fluid levels between the MIN and MAX lines are within the normal operating range; there is no need to add fluid. If the fluid levels are outside of the normal operating range, the performance of the system could be compromised; seek service from your authorized dealer immediately. DRIVELINE UNIVERSAL JOINT AND SLIP YOKE Your vehicle may be equipped with universal joints that require lubrication. Refer to the scheduled maintenance information for maintenance intervals. If the original universal joints are replaced with universal joints equipped with grease fittings, lubrication will also be necessary. 300 2010 Econoline (eco) Owners Guide, 3rd Printing USA (fus)