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TM 9-2320-364-20-1
Remove all jewelry such as rings, dog tags,
bracelets, etc. If jewelry or tools contact
positive electrical circuits, a direct short
may result. Damage to equipment, injury or
death to personnel may occur.
DDEC ECM connector terminals are easily
damaged. Use care when connecting and
disconnecting connectors.
VISUAL INSPECTION
(1) Check terminals at vernier control
terminals and connector (DDEC ECM
and harness side) for damage; bent,
corroded and unseated pins or
terminals.
(a) If terminals are damaged, repair
connector (Para 7-101) and
perform Step (2) below.
(b) If terminals are not damaged,
replace vernier control (Para 7-100).
(2) Connect vehicle harness connector
MC18 to DDEC ECM and tighten
screw.
(3) Install instrument panel and sunshield
with ten screws.
DDR TEST
(1) Turn ON ENGINE switch
(TM 9-2320-364-10).
(2) Clear all codes on DDR (Para 2-11).
(3) Select MODE 01 (ACTIVE CODES)
on DDR and read codes.
(a) If no codes appear on DDR, turn
OFF ENGINE switch, and go to
Step 12 of this Fault.
(b) If code 11 appears on DDR, turn
OFF ENGINE switch, and go to
Step 11 of This Fault.
(4) Turn OFF ENGINE switch.
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