(1) While assistant turns ON ENGINE
switch and turns on LIGHT switch,
observe rear side marker lights, rear
marker lights and front side marker
lights (TM 9-2320-364-10).
(a) If rear side marker lights, rear
marker lights and front side
marker lights do not operate,
fault not corrected. Perform
Steps (2) and (3) below and
(b) If all marker lights operate, fault
has been corrected.
(2) Turn off LIGHT switch.
(3) Turn OFF ENGINE switch.