Vehicle Speed Control
Problem: On certain passenger vehicles, a combination of throttle positioning sensor irregularities, a dirty throttle housing, and/or inefficient software calibration May cause a warning lamp to light and the subsequent onset of limp home modes.
Original NHTSA wording
ON CERTAIN PASSENGER VEHICLES, A COMBINATION OF THROTTLE POSITIONING SENSOR IRREGULARITIES, A DIRTY THROTTLE HOUSING, AND/OR INEFFICIENT SOFTWARE CALIBRATION MAY CAUSE A WARNING LAMP TO LIGHT AND THE SUBSEQUENT ONSET OF LIMP HOME MODES.
Risk: This resulted in a high number of vehicles going into the limp home mode without need.
Original NHTSA wording
THIS RESULTED IN A HIGH NUMBER OF VEHICLES GOING INTO THE LIMP HOME MODE WITHOUT NEED.
Remedy & notes
Dealers will install the current software upgrade onto the involved vehicles. The recall began on December 29, 2006. Owners May contact Volvo at 1-800-458-1552.
Volvo recall no. R155. Customers May also contact the national highway traffic safety administration's vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to http://www.safercar.gov.