Electronic stability control (ESC)
- Component
- Electronic stability control (ESC)
- Manufacturer
- SUTPHEN CORPORATION
- Vehicles affected
- 98
- Reported to NHTSA
- 2011-12-14
- Owners notified
- 2011-12-16
Defect description
SUTPHEN IS RECALLING CERTAIN MODEL YEAR 2009 THROUGH 2012 VEHICLES AND EQUIPPED WITH MERITOR WABCO ELECTRONIC STABILITY CONTROL (ESC) MODULES. SEE THE LIST ABOVE FOR THE AFFECTED MODELS. UNDER CERTAIN ROAD AND DRIVING CONDITIONS, VEHICLE BODY ROLL AND ROAD INCLINATION CHARACTERISTICS MAY ADVERSELY AFFECT THE SLIP ANGLE CALCULATION OF THE ELECTRONIC STABILITY CONTROL (ESC) SYSTEM. THIS MIGHT CAUSE THE ESC TO PERCEIVE AN OVER STEERING SITUATION AND THEREFORE APPLY THE OUTER WHEEL BRAKE ON THE FRONT AXLE UNTIL THE VEHICLE IS PERCEIVED TO BE STABLE.
Safety risk
IF THE DRIVER IS SLOW TO REACT DURING THIS ESC INTERVENTION, THE VEHICLE MAY DEVIATE FROM THE INTENDED LINE OF TRAVEL, INCREASING THE RISK OF A CRASH.
Manufacturer remedy
SUTPHEN IS WORKING WITH MERITOR WABCO TO REPLACE THE CONTROL MODULE FREE OF CHARGE. PLEASE SEE MERITOR WABCO DEFECT REPORT 11E-039. THE SAFETY RECALL BEGAN ON DECEMBER 16, 2011. OWNERS MAY CONTACT MERITOR ON TRACK CUSTOMER SERVICE AT 1-866-668-7221.