2014 Jeep Grand Cherokee Owner Manual Supplement - Page 18
2014 Jeep Grand Cherokee Manual
Page 18 highlights
16 UNDERSTANDING YOUR INSTRUMENT PANEL Operation of the Brake Warning Light can be checked by 15. Tire Pressure Monitoring Telltale Light turning the ignition switch from the OFF position to the Each tire, including the spare (if provided), ON/RUN position. The light should illuminate for apshould be checked monthly when cold (in the proximately two seconds. The light should then turn off morning before driven and before outside temunless the parking brake is applied or a brake fault is peratures rise) and inflated to the inflation detected. If the light does not illuminate, have the light pressure recommended by the vehicle manufacturer on inspected by an authorized dealer. the vehicle placard or tire inflation pressure label. (If your The light also will turn on when the parking brake is vehicle has tires of a different size than the size indicated applied with the ignition switch in the ON/RUN posi- on the vehicle placard or tire inflation pressure label, you should determine the proper tire inflation pressure for tion. those tires.) NOTE: This light shows only that the parking brake is applied. It does not show the degree of brake application. As an added safety feature, your vehicle has been equipped with a Tire Pressure Monitoring System 14. Fuel Gauge/Fuel Door Reminder (TPMS) that illuminates a low tire pressure telltale when The fuel pump symbol points to the side of the vehicle one or more of your tires is significantly under-inflated. where the fuel door is located. The pointer shows the Accordingly, when the low tire pressure telltale illumilevel of fuel in the fuel tank when the ignition switch is in nates, you should stop and check your tires as soon as possible, and inflate them to the proper pressure. Driving the ON/RUN position. on a significantly under-inflated tire causes the tire to