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98-5A-5
  • BRAKES - AVAILABILITY OF HUB-MOUNT BRAKE ROTOR MACHINING EQUIPMENT
  • BRAKE ROTOR MACHINING - AVAILABILITY OF HUB-MOUNT BRAKE ROTOR MACHINING EQUIPMENT
Publication Date: MARCH 18, 1998

FORD:
1993 FESTIVA
1993-1994 TEMPO
1993-1997 PROBE, THUNDERBIRD
1993-1998 CROWN VICTORIA, ESCORT, MUSTANG, TAURUS
1994-1997 ASPIRE
1995-1998 CONTOUR
LINCOLN-MERCURY:
1993-1994 TOPAZ
1993-1997 COUGAR
1993-1998 CONTINENTAL, GRAND MARQUIS, MARK VIII, SABLE, TOWN CAR, TRACER
1995-1998 MYSTIQUE
LIGHT TRUCK:
1993-1996 BRONCO
1993-1997 AEROSTAR, F SUPER DUTY, F-250 HD, F-350
1993-1998 ECONOLINE, EXPLORER, F-150, F-250 LD, RANGER, VILLAGER
1995-1998 WINDSTAR
1997-1998 EXPEDITION, MOUNTAINEER
1998 NAVIGATOR
1999 SUPER DUTY F SERIES

ISSUE:

Hub-mount brake rotor machining equipment from Rotunda is now approved for warranty and service use. Brake roughness consists of one or more of the following symptoms while braking:

  • Steering wheel vibration/nibble
  • Seat vibration
  • Brake pedal pulsation

Brake roughness is caused by:

  • Uneven rotor wear known as Disc Thickness Variation (DTV). DTV is caused by excessive Lateral Run-Out (LRO) or overtorqued wheel lug nuts
  • Non-uniform lining transfer

....


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