This DTC tests the evaporative emission (EVAP) system for a restricted or blocked EVAP vent path. The control module commands the EVAP canister purge solenoid Open and the EVAP canister vent solenoid Closed. This allows vacuum to be applied to the EVAP system.
Many people make the claim that Man has a tailbone left over from evolution. This page will examine these claims and show that mans tailbone is nothing of the sort... and rather than being a left over from evolution, the tailbone has a distinct role and purpose. The following is an excert from:
The human spine serves to protect the bundle of nerves known as the spinal cord. The spine is a central and crucial connector within the human skeletal structure. The tailbone, or coccyx, is the lowest segment of the spinal column. The spine has some side-to-side flexibility. The spine consists of 33 bones, or vertebrae, divided among five regions. Sections of the spine. The coccyx, also known as the tailbone, is part of the spine.