TM 9-6115-730-24
0009
TROUBLESHOOTING USING GSC FAULT CODES - Continued
SYMPTOM
26.
CID 248 FMI 09
MALFUNCTION
CAT Data Link.
FMI 09 - Abnormal update.
CORRECTIVE ACTION
STEP 1.
Turn the ENGINE CONTROL switch to OFF/RESET. Battery Disconnect Switch
is OFF; DEAD CRANK SWITCH is OFF.
STEP 2.
Disconnect ENG-P1 from ECM.
STEP 3.
Verify continuity between CDC P7-E and ENG P1-9 and between CDC P7-D and
ENG P1-8 per FO-4, sheet 1, FO-2, sheet 2 and WP 0088, Figure 2, sheet 3.
a. Repair or replace harness, as required (WP 0088). Verify the problem has
been resolved.
b. If the problem is not resolved, continue to STEP 4.
STEP 4.
Perform Electronic Service Tool (Cat ET) will not communicate with ECM
STEP 5.
Verify the problem has been resolved.
NOTE
This code indicates that a customer or system parameter has not been programmed, or the code
in the personality module in the ECM does not match the code for the ECM. The engine may be
SYMPTOM
27.
CID 253 E FMI 02
MALFUNCTION
Personality Module Mismatch.
FMI 02 - Erratic, Intermittent, or Incorrect Signal.
CORRECTIVE ACTION
STEP 1.
Set Battery Disconnect Switch to ON, Set DEAD CRANK SWITCH to NORMAL.
Turn ENGINE CONTROL switch to COOL DOWN/STOP.
STEP 2.
Verify the flash file in the ECM (WP 0013, SYMPTOM 9).
If flash file is incorrect, load correct flash file into the ECM (WP 0013,
SYMPTOM 9). Verify the problem has been resolved.
STEP 3.
If the problem is not resolved, replace ECM (WP 0082).
Load correct flash file into ECM (WP 0013, SYMPTOM 9).
STEP 4.
Verify the problem is resolved.
0009-22