Jeep Cherokee 1984-1996: Fuse Box Diagram. A blown fuse can cause lots of problems, from turn signals that no longer blink to an electronic component that doesn't work, such as a power seat. In many instances, these issues can be linked to a blown fuse. Fortunately, this issue is often easy to resolve, costs very little, and will have your car.. Fig. 1: Jeep Cherokee 1990 - Component Locations - Fuse Panel Identification (1989-90 Models) Jeep Cherokee 1990 - FUSE & CIRCUIT BREAKER IDENTIFICATION 1 - 25 Amp (Natural) Rear Washer/Wiper. Jeep Cherokee 1990 - 2 - 15 Amp (Blue) Radio, Cigarette Lighter. Jeep Cherokee 1990 - 3 - 25 Amp (Natural) Blower Motor. Jeep Cherokee 1990 - 4 - 20 Amp.