Brake Load Sensor Proportioning Valve (2003-04 Models)

WARNING: The brake load sensor proportioning valve adjustment must be carried out with the vehicle in the correct ride height condition. Failure to follow this instruction may result in personal injury. The vehicle should be in an unladen condition. Use additional weight to set the vehicle to the correct ride height.

WARNING: The additional weight must be positioned centrally over the rear axle. Failure to follow this instruction may result in personal injury.
1. Using additional weight to compensate for fuel level, set the vehicle to the correct ride height. See FUEL LEVEL WEIGHT COMPENSATION  table.
   FUEL LEVEL WEIGHT COMPENSATION
   
   

   Fuel Tank Level	Addition Weight Required - Lbs. (Kg.)
   Empty	88 (40)
   1/4 Full	66 (30)
   1/2 Full	44 (20)
   3/4 Full	22 (10)

2. Loosen the brake load sensor proportioning valve lever retaining nut and valve spring setting bar screw. See Fig 1.
NOTE: Position the brake load sensor proportioning valve lever on the stabilizer bar so that the valve spring setting bar is central in relation to the setting bar screw.
3. Set the brake load sensor proportioning valve lever. Position the lever. Tighten the retaining nut.
4. Set the brake load sensor proportioning valve spring setting bar to the correct position. See Fig 2. Measure the dimension between the lower end brake load sensor proportioning valve spring hook and the groove on the valve spring setting bar.
5. Tighten the brake load sensor proportioning valve spring setting bar screw.
6. Remove the additional weight as necessary.

Fig 1: Identifying Load Sensor Proportional Valve Retaining Nut & Valve Spring Setting Bar Screw

Courtesy of FORD MOTOR CO.

Fig 2: Measuring Brake Load Sensor Proportioning Valve Spring

Courtesy of FORD MOTOR CO.