TM 5-3805-290-23-1
TROUBLESHOOTING WITH A DIAGNOSTIC CODE - CONTINUED
0009 00
Table 1. Engine Control System - Continued.
(MID 036)
TEST OR INSPECTION
CORRECTIVE ACTION
CID FMI CODE
While engine is cranking or running, use a
1. If voltage is correct, replace engine
1684 10
multimeter to check voltage at J1:1 and P40:5.
ECM (WP 0053 00).
Voltage at terminal should drop to 0V (WP 0022 2. If problem still exists, replace fuel
injection pump (WP 0164 00).
00).
1. Check tightness of all fuel line connections
If problem still exists, go to Test 2.
1684 11
(WP 0030 00, WP 0035 00, and WP 0038
00). Check for air in fuel injection pump by
priming system (WP 0029 00).
2. Perform Fuel Injection Pump Circuit Test
Check for active diagnostic codes using
MSD equipped with ET software (WP
0006 00). Ensure repairs have eliminated
problem.
Connect MSD (WP 0006 00) and ensure
If problem still exists, replace fuel
1684 12
software version is correct and no software
injection pump (WP 0164 00). Check for
updates have been installed.
active diagnostic codes.
Perform CAN Data Link Circuit Test (WP 0013 1. If problem still exists, replace suspect
1684 14
ECM.
2. If problem still exists, using MSD
equipped with ET software, check for
active diagnostic codes (WP 0006 00).
If 1684-14 is still active, replace fuel
injection pump (WP 0164 00) and
recheck for active codes.
