It is then pushed to the rectum which is the last part of the large intestine, then out the anus and into your toilet. The digestive system refers to the system from the mouth to the  bowels. It is the system that the body used to draw nutrients from  food and to eliminate waste.
1996 and newer vehicles CANNOT PASS emissions testing with the âCheck Engineâ light illuminated. Determining what has caused the âCheck Engineâ light to illuminate, and repairing the problem is a job for trained professionals equipped with the proper tools to diagnose and repair the problem.
Figure 5 shows a complete emissions test status for a failed vehicle. Figure 5. On OBDII vehicles before model year 2000, the rules may allow one monitor to be incomplete and still be accepted for testing. Some vehicles from 1996 to 1999 had âmonitor issuesâ that essentially mean some monitors NEVER run or set. Special allowances are made for these vehicles, or they may have to take an alternate test. If you failed the emissions test, you probably had a Check Engine Light on and one or more DTCs in your computer.