TSB 88-2-14 line diagram of cowl top outer panel weld seal

TSB 88-02-14 Cowl Top Weld Joint Water Leak
Publication Date: JANUARY 20, 1988

LIGHT TRUCK: 1988 F-SERIES, BRONCO

ISSUE: Water entering the passenger compartment of the vehicle while driving in the rain may be caused by inadequate sealing of the cowl top weld joint. The leak cannot be diagnosed using a normal water test with a hose.

ACTION: To correct this, seal the cowl top inner to outer weld joint using the following service procedure.

SERVICE PROCEDURE
1. Loosen hood hinge bolts on hood.
2. Position hood all the way forward and tighten bolts to hold it in position.
3. Remove cowl top grille and tape edges of cowl access opening.
4. Remove bolts from wiper pivot shaft assembly.
5. Reaching through the access hole in the cowl top outer panel, apply a bead of Ford Clear Silicone Sealer, D6AZ-19562-AA, to the cowl top weld joint.
NOTE: A SMALL MIRROR MAY BE HELPFUL TO SEE THE WELD JOINT.
6. Remove tape from cowl access opening.
7. Install bolts that hold wiper pivot shaft assembly.
8. Reinstall the cowl top grille.
9. Realign hood assembly.

PART NUMBER PART NAME
D6AZ-19652-AA Ford Clear Silicone Sealer

OTHER APPLICABLE ARTICLES: NONE
WARRANTY STATUS: Eligible Under Basic Warranty Coverage

OPERATION DESCRIPTION TIME
880214A 2.1 Hrs.

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Owner caption April 2009 · Photo 2384 of 6546