Cadillac ATS/ATS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9085354) - 2016 - crc - 7/30/15Instruments and Controls 121outboard passenger frontal airbagand knee airbag are allowed toinflate.If the word OFF or the off symbol islit on the airbag status indicator, itmeans that the passenger sensingsystem has turned off the frontoutboard passenger frontal airbagand knee airbag.If, after several seconds, both statusindicator lights remain on, or if thereare no lights at all, there may be aproblem with the lights or thepassenger sensing system. Seeyour dealer for service.{ WarningIf the airbag readiness light evercomes on and stays on, it meansthat something may be wrongwith the airbag system. To helpavoid injury to yourself or others,have the vehicle serviced rightaway. See Airbag ReadinessLight 0 120 for more information,including important safetyinformation.Charging System LightThe charging system light comes onbriefly when the ignition is turnedon, but the engine is not running, asa check to show the light is working.It should go out when the engine isstarted.If the light stays on, or comes onwhile driving, there may be aproblem with the electrical chargingsystem. Have it checked by yourdealer. Driving while this light is oncould drain the battery.When this light comes on, or isflashing, the Driver InformationCenter (DIC) also displays amessage.See Battery Voltage and ChargingMessages 0 136.If a short distance must be drivenwith the light on, be sure to turn offall accessories, such as the radioand air conditioner.Malfunction IndicatorLamp (Check EngineLight)This light is part of the vehicle’semission control on-boarddiagnostic system. If this light is onwhile the engine is running, amalfunction has been detected andthe vehicle may require service. Thelight should come on to show that itis working when the ignition is inService Only Mode. See IgnitionPositions 0 230.