TM 5-3805-298-23-1
0109
Table 1. 1251 Alternator R - Terminal Diagnostic Codes - Continued.
0109
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
1251-8 Alternator R
Test Step 7. Verify Malfunction Is
Abnormal Frequency, Pulse Resolved.
Width, or Period - Continued 1. Ensure all wiring harness
connectors are connected.
2. Install transmission ECM cover
(WP 0266).
3. Install left and right lower cab
access panels (WP 0347).
4. Start engine (TM 5-3805-298-10).
Diagnostic Code 1251-8 Alternator R
Using MSD, check for active
Abnormal Frequency, Pulse Width,
diagnostic codes (WP 0008).
or Period Becomes Inactive
Troubleshooting complete.
Diagnostic Code 1251-8 Alternator R
Abnormal Frequency, Pulse Width,
or Period Remains Active Repeat
troubleshooting from the beginning.
END OF WORK PACKAGE
0109-10
