2009 Dodge Challenger Owner's Manual - Page 282

280 STARTING AND OPERATING required. However, the conventional brake system will NOTE: The MDS system may take some time to return continue to operate normally if the "Brake Warning to full functionality after a battery disconnect. Light" is not on. ELECTRONIC BRAKE CONTROL SYSTEM If the "ABS Warning Light" is on, the brake system should Your vehicle is equipped with an advanced electronic be serviced as soon as possible to restore the benefits of brake control system commonly referred to as ESP. This anti-lock brakes. If the "ABS Warning Light" does not come system includes the ABS (Anti-Lock Brake System), the on when the ignition switch is turned to the ON position, TCS (Traction Control System), the BAS (Brake Assist have the bulb repaired as soon as possible. System), and the ESP (Electronic Stability Program). If both the "Brake Warning Light" and the "ABS Warning These systems work together to enhance both vehicle Light" remain on, the ABS and EBD systems are not stability and control in various driving conditions. functioning. Immediate repair to the ABS system is An additional electronic brake control feature called Hill required. Start Assist (HSA) is standard on manual transmission MULTI-DISPLACEMENT SYSTEM (MDS) (IF EQUIPPED) - 5.7L ENGINE ONLY This feature offers improved fuel economy by shutting off four of the engine's eight cylinders during light load and cruise conditions. The system is automatic with no driver inputs or additional driving skills required. models. ABS (Anti-Lock Brake System) - If Equipped This system aids the driver in maintaining vehicle control under adverse braking conditions by controlling hydraulic brake pressure. This prevents wheel lock-up to help