2010 Chrysler 300 Owner Manual - Page 429

428 MAINTAINING YOUR VEHICLE REPLACEMENT PARTS Use of genuine MOPAR௡ parts for normal/scheduled maintenance and repairs is highly recommended to ensure the designed performance. Damage or failures caused by the use of non-MOPAR௡ parts for maintenance If your OBD II system is not ready, you should see your and repairs will not be covered by the manufacturer's authorized dealer or repair facility. If your vehicle was warranty. recently serviced or had a battery failure or replacement, DEALER SERVICE you may need to do nothing more than drive your Your authorized dealer has the qualified service personvehicle as you normally would in order for your OBD II nel, special tools, and equipment to perform all service system to update. A recheck with the above test routine operations in an expert manner. Service Manuals are may then indicate that the system is now ready. available which include detailed service information for Regardless of whether your vehicle's OBD II system is your vehicle. Refer to these Service Manuals before ready or not, if the MIL is illuminated during normal attempting any procedure yourself. b. The MIL will not flash at all and will remain fully illuminated until you turn OFF the ignition or start the engine. This means that your vehicle's OBD II system is ready and you can proceed to the I/M station. a. The MIL will flash for about 10 seconds and then return to being fully illuminated until you turn OFF the ignition or start the engine. This means that your vehicle's OBD II system is not ready and you should not proceed to the I/M station. vehicle operation you should have your vehicle serviced before going to the I/M station. The I/M station can fail your vehicle because the MIL is on with the engine running.