2010 Subaru Impreza Owner's Manual - Page 146

Instruments and controls 3-27 & Vehicle Dynamics Control warning light (if equipped)/Vehicle Dynamics Control OFF indicator light (if equipped)/Traction Control OFF indicator light (WRX STI) switch is turned to the "ON" position. After that, this warning light changes to green and remains illuminated in green for 1 second, and then turns off. It indicates that the Vehicle Dynamics Control system is operating normally. ! Vehicle Dynamics Control warning light (yellow) The Vehicle Dynamics Control system is probably inoperative under any of the following conditions. Have your vehicle checked at a SUBARU dealer immediately. . The warning light does not illuminate when the ignition switch is turned to the "ON" position. . The warning light illuminates while the vehicle is running. . If the electrical circuit of the Vehicle Dynamics Control system itself malfunctions, the warning light only illuminates. At this time, the ABS (Anti-lock Brake System) remains fully operational. . The warning light illuminates when the electronic control system of the ABS/ Vehicle Dynamics Control system malfunctions. The Vehicle Dynamics Control system provides its ABS control through the electrical circuit of the ABS system. This warning light has both the function of indicating malfunctions in the Vehicle Dynamics Control system and the function of indicating that the Vehicle Dynamics Control system has been deactivated or only the Traction Control system has been deactivated. It illuminates in the event of a malfunction in the system and is on when the Vehicle Dynamics Control system is not operating or only the Traction Control system is not operating. Except WRX STI This warning light illuminates when the ignition switch is turned to the "ON" position and turns off several seconds after engine startup. It indicates that the Vehicle Dynamics Control system is operating normally. WRX STI This warning light illuminates in yellow for approximately 1 second when the ignition Accordingly, if the ABS is inoperative, the Vehicle Dynamics Control system becomes unable to provide ABS control. As a result, the Vehicle Dynamics Control system also becomes inoperative, causing the warning light to illuminate. Though both the Vehicle Dynamics Control and ABS systems are inoperative in this case, the ordinary functions of the brake system are still available. You will be safe while driving with this condition, but have your vehicle checked at a SUBARU dealer as soon as possible. NOTE If the warning light behavior is as described below, the Vehicle Dynamics Control system may be considered normal. . The warning light illuminates right after the engine is started but turns off immediately, remaining off. . The warning light illuminates after engine startup and turns off while the vehicle is subsequently being driven. . The warning light illuminates during driving, but it turns off immediately and remains off. - CONTINUED -