A nick, crack or tear in a belt will make a tick soung as well as a water pump that is going bad.
Collapsed hydraulic valve lifter? Rocker arm (valves) need adjusting?
Could possibly be a bad lifter.
collapsed lifter?
ticking sound in engine is usually not caused by a timing belt ticking is usually caused by worn cam shaft or clifters most cars now have hydraulic lifters. if oil is low it will cause ticking. if a lifter is worn it will cause ticking these should have been ckecked for wear when replacing timing belt
http://www.lovehorsepower.com/SubaruDocs/LashAdjusterReplace.htmAudio file, video file and pictures outlining lifter replacement.
if it is cracked or the gasket is bad sometimes they sound like ticking lifters. look for carbon deposits at joints and on the manifolds themselves.
Maybe, or you have a bad lifter .
More than likely you have a tiny exhaust leak. Could also be a bad lifter but you would hear that at all ranges.
Not that familiar with Jeeps, but you could have a collapsed lifter, or you might have a rocker arm out of adjustment.
Faulty thermostat.
The most likely cause of a ticking sound in a motor is a bad timing belt. A valve out of time can also cause a ticking sound.
A faulty fuel relay can cause a 1999 Lincoln continental to stall. If the relay is not properly reading the fuel it will turn the car off.