2010 Chrysler PT Cruiser Owner Manual - Page 213

212 STARTING AND OPERATING You also may experience the following when the brake system goes into anti-lock: • The ABS motor running (it may continue to run for a short time after the stop), • A clicking sound of solenoid valves, • Brake pedal pulsations, • A slight drop or fall away of the brake pedal at the end of the stop. These are all normal characteristics of ABS. WARNING! The ABS contains sophisticated electronic equipment that may be susceptible to interference caused by improperly-installed or high-output radio transmitting equipment. This interference can cause possible loss of anti-lock braking capability. Installation of such equipment should be performed by qualified dealership professionals. All vehicle wheels and tires must be the same size and type and tires must be properly inflated to produce accurate signals for the computer. TRACTION CONTROL SYSTEM - IF EQUIPPED The Traction Control System (TCS) will improve acceleration and steering on slippery surfaces by reducing tire spin. The system reduces wheel slip and maintains traction at the driving (front) wheels by engaging the brake on the wheel that is losing traction. When this