2010 Jeep Grand Cherokee Owner Manual SRT8 - Page 316

MAINTAINING YOUR VEHICLE 315 gas cap until a ЉclickingЉ sound is heard. This is an EMISSIONS INSPECTION AND MAINTENANCE indication that the gas cap is properly tightened. PROGRAMS In some localities, it may be a legal requirement to pass The message will remain displayed until the vehicle an inspection of your vehicle's emissions control system. diagnostic system can retest the fuel system. The test will Failure to pass could prevent vehicle registration. perform the next time the vehicle is started, if the vehicle For states that require an Inspection and Maintewas keyed off above 40°F (4°C) outside temperature and nance (I/M), this check verifies the "Malfunction the following vehicle start is above 40°F (4°C) outside Indicator Light (MIL)" is functioning and is not temperature. It may be possible to have a message that will not clear due to the test being disabled due to low on when the engine is running, and that the OBD II outside temperatures. If the test is performed and the system is ready for testing. problem is gone, the message will disappear. Normally, the OBD II system will be ready. The OBD II If the problem persists, the message will appear the next system may not be ready if your vehicle was recently time the vehicle is started. This might indicate a damaged serviced, recently had a dead battery or a battery replacecap. If the problem is detected twice in a row, the system ment. If the OBD II system should be determined not will turn on the MIL. Resolving the problem will turn the ready for the I/M test, your vehicle may fail the test. MIL off. See your authorized dealer for service. 7