TM 5-3805-298-23-1
0055
Table 1. 247 SAE J1939 Data Link Diagnostic Codes - Continued.
055
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
8. Using digital multimeter
247-9 SAE J1939 Data Link
Continuity - Replace lower cab wiring
(WP 0174), test for continuity
Abnormal Update Rate -
harness (WP 0291).
between connector C-C13
Continued
Proceed to Test Step 8.
(WP 0012, Figure 25) terminal 67
No Continuity - Proceed to step 9.
and all other C-C13 terminals, and
ground.
9. Using digital multimeter
Continuity - Replace lower cab wiring
(WP 0174), test for continuity
harness (WP 0291).
between connector C-C13
Proceed to Test Step 8.
(WP 0012, Figure 25) terminal 68
No Continuity - Replace transmission
and all other C-C13 terminals, and
ECM (WP 0266).
ground.
Proceed to Test Step 8.
Test Step 8. Verify Malfunction Is
Resolved.
1. Ensure all wiring harness
connectors are connected.
2. Install right engine access panel
(WP 0348).
3. Install transmission ECM cover
(WP 0266).
4. Install lower cab access panels
(WP 0347).
5. Turn battery disconnect switch ON
(TM 5-3805-298-10).
6. Connect MSD. Select C6.6 924
Diagnostic Code 247-9 SAE J1939
and check for active diagnostic
Data Link Abnormal Update Rate
codes (WP 0008).
Becomes Inactive - Troubleshooting
complete.
Diagnostic Code 247-9 SAE J1939
Data Link Abnormal Update Rate
Remains Active - Repeat
troubleshooting from the beginning.
END OF WORK PACKAGE
0055-6
