1998-kenworth-t800-fuse-panel-diagram May 2026

: Often grouped together; if multiple exterior lights fail simultaneously, it often indicates a loose ground or a blown main fuse in the firewall panel.

The 1998 T800 electrical system uses terminal strips and spare circuits to allow for adding options. Specific relays identified in service manuals include: 1998-kenworth-t800-fuse-panel-diagram

: Usually the fifth relay from the bottom on the right side of the distribution block. : Often grouped together; if multiple exterior lights