2014 Jeep Wrangler Owner Manual - Page 579

MAINTAINING YOUR VEHICLE 577 the message will appear the next time the vehicle is serviced, recently had a dead battery or a battery replacestarted. This might indicate a damaged cap. If the prob- ment. If the OBD II system should be determined not lem is detected twice in a row, the system will turn on the ready for the I/M test, your vehicle may fail the test. MIL. Resolving the problem will turn the MIL off. Your vehicle has a simple ignition key-actuated test, which you can use prior to going to the test station. To EMISSIONS INSPECTION AND MAINTENANCE check if your vehicle's OBD II system is ready, you must PROGRAMS do the following: In some localities, it may be a legal requirement to pass an inspection of your vehicle's emissions control system. 1. Cycle the ignition switch to the ON position, but do not crank or start the engine. Failure to pass could prevent vehicle registration. For states that require an Inspection and Mainte- NOTE: If you crank or start the engine, you will have to nance (I/M), this check verifies the "Malfunction start this test over. Indicator Light (MIL)" is functioning and is not 2. As soon as you cycle the ignition switch to the ON on when the engine is running, and that the OBD II position, you will see the MIL symbol come on as part system is ready for testing. of a normal bulb check. Normally, the OBD II system will be ready. The OBD II system may not be ready if your vehicle was recently 7