WIRING HARNESS AND CABLE REPAIR
Tools and Special Tools
Tool Kit, Electrical (WP 0144, Table 1, Item 15)
Tool Kit, General Mechanic's
Die Set, Metal Stamping
Brush, Acid Swabbing
Detergent, General Purpose
Remove all power to semitrailer prior to making any repairs on the electrical system.
Failure to comply may result in death or injury to personnel. Seek medical attention in the
event of an injury.
The Semitrailer is equipped with two intervehicular cable receptacles, located on the front of
The 12-pin, 24-volt receptacle is located to the right of the 7-pin, 12-volt receptacle.
The Semitrailer is equipped with four taillights, two on each side. The outer set of taillights include both turn
signals and running lights. The inner set of taillights include brake lights and running lights. The Semitrailer is also
equipped with two rear blackout lights, one on each side. Each blackout light includes running lights, brake lights,
and turn signals (both left and right). Amber clearance lights are located on each front corner of the semitrailer
side and on each side of the midpoint of the semitrailer. Red clearance lights are located on each side at the rear
of the semitrailer. Three red running lights are also located at the center of the rear of the semitrailer. An amber
Anti-lock Brake System (ABS) light is located on the left rear corner of the semitrailer.
For locating any untagged, disconnected wires, refer to wiring diagrams (WP 0096).