DDEC TROUBLESHOOTING
[b] If the resistance measurement is greater than 100 , or open, refer to section 34.3.7.
Figure 34-7
ECM Vehicle Harness Connector
34.3.11 Verify Repairs
Perform the following steps to verify repairs.
1. Turn vehicle ignition OFF.
2. Reconnect all connectors.
3. Turn ignition ON.
4. Clear codes.
5. Start and run the engine for one minute.
6. Stop engine.
7. Check DDR for codes.
[a] If no codes are logged, no further troubleshooting is required.
[b] If code 102/4 and any other codes are logged, all system diagnostics are complete.
Please review this section from the first step to find the error. Refer to section 34.3.1.
[c] If code 102/4 is not logged and any other codes are logged, refer to section 9.1.
All information subject to change without notice.
6SE497 9709 Copyright © 1997 DETROIT DIESEL CORPORATION
34-11
