Other information:
Make sure that all equipment is properly installed and
maintained, and that it meets federal, state, province/
territory, and local regulations.
Consult your trailer maker for proper installation and
setup of the equipment.
Improper installation and setup can affect the
handling, stability, and braking performance of your
vehicle...
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...