TM 5-3805-262-20TESTING (SHEET 2 OF 2)(1)(2)(3)(4)(5)(6)In battery compartment, disconnect blackout stop and tail lights termi-nals from connectors (1) by grasping both with fingers and firmly pullinga p a r t .At left front fender, unplug harness green wire connector (2) from black-out driving light by grasping with fingers and pulling.At cab, unplug blackout lights wiring harness connector (3) from frontwiring harness connector by grasping both with fingers and firmly pullinga p a r t .Connect multimeter between ends of wire under test and check multimeterfor continuity indication. If multimeter does not indicate continuity,repair wire or connector.Connect multimeter between either end of wire under test and good vehicleground. Check multimeter for no continuity (open circuit) indication. Ifmultimeter indicates continuity, repair chafed or cut wire insulation.Identify harness wires adjacent to wire under test. Connect multimeterbetween-either end of wire under test and each adjacent wire. Check mul-t i m e t e r f o r n o c o n t i n u i t y ( o p e n c i r c u i t ) i n d i c a t i o n f o r e a c h t e s t . I fmultimeter indicates continuity, repair chafed or cut wire insulation.REPAIR (SHEET 1 OF 3)NOTERemove clamps (4) and cut, remove, and discard tie straps (5) as neces-sary for access to wires in following steps.I f n e c e s s a r y , c a r e f u l l y c uto u t e r c o v e r i n g f r o m w i r i n g h a r n e s s ( 6 ) t o e x p o s e w i r e s . I f d e f e c t i vew i r e i s n o t a c c e s s i b l e f o r r e p a i r , o r i f w i r i n g h a r n e s s i s b a d l ydamaged, notify direct support maintenance to replace wiring harness.(1) Repair cut or defective wire by cutting length of same gage and colorwire. Strip 1/4 inch insulation from end of wires taking care not to cutthrough wires. Splice ends of new wire to ends of harness wire using in-s u l a t e d s p l i c e c o n n e c t o r s.(2) Repair cracked or broken wire insulation by wrapping insulation tapearound damaged area of wire.(3) Repair cut or frayed harness outer covering by wrapping insulation tapearound damaged area.5-179
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