(1) Turn ON ENGINE switch
(2) Turn on BLACKOUT LIGHTS
(3) While assistant turns on blackout
marker switch, observe blackout tail
(a) If no blackout taillights operate,
perform Steps (4) and (5) below
and go to Step 3 of this Fault.
(b) If at least one blackout taillight
operates, perform Steps
(4) and (5) below and go to Step
2 of this Fault
(4) Turn off BLACKOUT LIGHTS
(5) Turn OFF ENGINE switch.