DDEC TROUBLESHOOTING
[b] If terminals and connectors are damaged, repair both. Refer to section 16.3.7.
Figure 16-3
Vehicle Harness Connector
16.3.6
Alternator Ground Check
Perform the following steps to check the alternator ground.
1. Connect all connectors.
2. Remove alternator belt or disable alternator from charging.
3. Start and run the engine.
4. Read logged codes.
[a] If no codes are logged, repair the alternator ground circuit. Refer to section 16.3.7.
[b] If codes are logged, replace CLS. Refer to section 16.3.7.
16.3.7
Verify Repairs
Perform the following steps to verify the repairs.
1. Turn ignition OFF.
2. Reconnect all connectors.
3. Turn ignition ON.
4. Clear DDR codes.
5. Start and run the engine for one minute.
All information subject to change without notice.
6SE497 9709 Copyright © 1997 DETROIT DIESEL CORPORATION
16-7
