(1) Connect DDR cable to DDL
(2) Start engine (TM 9-2320-364-10).
(3) Select D (Drive), drive truck and then
select N (Neutral) on shift selector and
(a) If codes do not appear, fault has
been corrected. Perform Steps (4)
through (6) below.
(b) If code(s) appear, perform
Steps (4) through (6) below and go
to Fault Index (Table 2-26).
(4) Turn OFF ENGINE switch.
(5) Disconnect DDR cable from DDL
(6) Install left rear skirt on underside of
fender (Para 17-34).