Ford · Canada · High
Ford Aerostar: Brakes
Affects Ford Aerostar · 1990 — about 5K vehicles.
The hazard
AN INABILITY TO MAINTAIN PRESSURE IN THE SECONDARY SYSTEM OF THE MASTER CYLINDER AT TEMPERATURES BELOW 4 DEGREES CELSIUS RESULTS IN INCREASED BRAKE PEDAL TRAVEL AND A REDUCTION OF BRAKE PERFORMANCE. THIS COULD RESULT IN INCREASED STOPPING DISTANCES AND A CRASH WITHOUT PRIOR WARNING. CORRECTION: A NEW DESIGN LEVEL MASTER CYLINDER INCORPORATING A REDESIGNED SEAL WILL BE INSTALLED.
What to do
Contact your dealer; the remedy details were not included in the filing.
Critical — crash/injury risk now
High — injury risk; see remedy
Moderate — fix at next service
Low — minor / informational