Check Out Your Vehicle before you leave the pavement and make sure
that all
scheduled maintenance has been completed. Pay special attention to the
condition of the tires, and check the tire pressures...
Testing of Readiness Codes
Your vehicle has readiness code as part of the onboard self diagnostic
system.
Some States use these codes for testing to verify whether your vehicle's
emissions
components are working properly.
The codes may not be read properly if testing is performed just after the
battery has
gone dead or been disconnected...