Talon FWD L4-1997cc 2.0L DOHC (1990)
![background image](/eagle/talon_fwd/l4-1997cc_2.0l_dohc/Page-761002.png)
Purge Port Vacuum Curve
2.
Start the engine and check to see that, after increasing the engine speed, vacuum remains fairly constant.
NOTE: If there is a problem with the changes in vacuum in either test, it is probable that the throttle body requires cleaning. See: Service and
Repair/Throttle Body Cleaning