new ones are 20-50$ depending on year.
they tend to go bad around 80k and then around every 50-60k after that, worse in normally hot climate areas.
barring weird noises from crankshaft/engine area, and normal driving/no hot or overheating problems; just a bad pressure sending unit.
Newly Painted! Emerald Green '96 XJ 4x4 4.0 HO 5-spd
3" Lift + 31" Tires / D35 TracLok / NP231
Drilled out Stock Airbox / Gauge Cluster Upgrade
Magnaflow Muffler / High-flo Cat / MSD Coil