Check engine light
#2
Team Owner
Nope, gotta have a scanner. If you want a very simple one...this is one that I got to keep in the car.
http://www.amazon.com/gp/product/B00...ls_o05_s00_i00
http://www.amazon.com/gp/product/B00...ls_o05_s00_i00
#3
Race Director
Most every auto parts store, like Auto Zone etc, will check for codes using their scanner as a service to the customer no charge.