TM 5-3805-293-23-2
0026
Table 1. Implement Code (0041-03 to 0600-04) Troubleshooting Procedures - Continued.
CDI FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
0590-09 Engine Control
5. Using MSD (WP 0006), select
0590-09 Code Remains Active -
Module Abnormal Update
Implement 120M and verify 0590- Repeat troubleshooting from the
Rate - Continued
09 is not active.
beginning of this diagnostic code.
0590-09 Code Not Active -
Troubleshooting complete.
Test Step 4. Test Data Link Circuit.
N OT E
Harness connector is located behind cab bulkhead cover on right rear
of cab.
1. Remove rear bulkhead cover
plate (WP 0266).
2. Disconnect harness connector
FA-C22 (WP 0009, Figure 47)
from harness connector P-C69
(WP 0009, Figure 46) (WP 0188).
3. Using digital multimeter, test for
Resistance Between 50 and 70
continuity between harness con-
Ohms - Proceed to step 4.
nector FA-C21 (WP 0009, Figure
Resistance More Than 70 Ohms -
124) terminal 67 and terminal 68.
Replace rear chassis wiring harness
Resistance should be 50 to 70 ohms.
(WP 0188).
Proceed to step 5.
N OT E
Do not test between harness connector FA-C21 (WP 0009, Figure 124)
terminals 67 and 68. Continuity will be detected.
4. Using digital multimeter, test con-
Continuity - Replace rear chassis
tinuity between harness connec-
wiring harness (WP 0188).
tor FA-C21 (WP 0009, Figure
Proceed to step 5.
124) terminal 67 and all other cir-
No Continuity - Replace engine ECM
cuits on harness connector FA-
(WP 0067).
C20 and to machine ground.
Connect harness connector FA-C22
Do not test between harness
(WP 0009, Figure 47) to harness
connector FA-C21 (WP 0009, Figure
connector P-C69 (WP 0009, Figure
124) terminals 67 and 68.
46) (WP 0188), and install rear
There should be no continuity.
bulkhead cover (WP 0266).
Connect harness connector FA-C21
(WP 0009, Figure 124) to
transmission ECM J1 (WP 0009,
Figure 112).
Proceed to step 5.
0026-68
