REAR MARKER LIGHT(S) DO NOT OPERATE (S/N YB6122 075 AND UP). (Cont) -725550269

TM 9-2330-385-14

VISUAL INSPECTION

(1) While assistant turns ON ENGINE

switch and turns on lights,

observe rear side and rear marker

lights (TM 9-2320-364-10).

(a) If all rear and rear marker lights

fail to operate, perform Steps (2)

and (3) below and repair wire 1012B

(see schematic, Fig FO-1.1) or

replace trailer main wire harness

(b) If at least one rear or rear

marker light operates, perform

Steps (2) and (3) below and go to

Step 2 of this Fault.

(2) Turn off lights.

(3) Turn OFF ENGINE switch.

4-118.9