You must ensure optimal work of antifog light in Jeep Wrangler 2.5 before driving. For rear fog lamps you’ll need 27/7 W power bulbs and base type W2.5x16q. In vehicles with 2.5 motor volume Jeep installed quality and efficient fog lights. The optimal and one possible voltage of 12 V lamp is used in Wrangler. It helps cars with EGT motor made in 2010 overcome foggy weather difficulties. Lots of vehicles including Jeep Wrangler possess rear fog lamps.
If fog lights don’t work after replacing bulbs, take 1998 Jeep Wrangler to servicing depot. But one can also buy any other W2.5x16q bulb for ENS coded cars having 2.8 motor inside. The best purchase is factory Jeep lamp which is made specially for Wrangler 4.0. Beware of purchasing any other type of bulb than 21 W and look at voltage – it has to be 12 V.