DDEC TROUBLESHOOTING
94.1 DDEC PRO-LINK OPERATION
The following procedure will suggest several ways to use the Pro-Link® on the DDEC system,
see Figure 94-1,
94.1.1
Diagnostic Codes
Start with the Menu Selection screen.
1. To call up active codes:
[a] Select ENGINE and ENTER three times.
2. To call up inactive codes:
[a] Select ENGINE and ENTER twice.
[b] Select INACTIVE CODES and ENTER.
3. To clear codes:
[a] Select ENGINE and push ENTER twice.
[b] Go down and select CLEAR CODES and ENTER.
[c] Left to YES, and ENTER.
[d] Wait and then push FUNC three times.
[e] Go to lines 1 and 2 of the Engine Data List, Active and Inactive Codes, and verify
that both lines display NO.
94.1.2
Cylinder Cutout Sequence
Start with the Menu Selection screen.
1. Select ENGINE and ENTER.
2. Go down and select FUEL INJECTOR INFO and ENTER.
3. Go to CYLINDER CUTOUT and ENTER.
4. Select NEW TEST and ENTER, or REVIEW LAST TEST and ENTER.
5. Select IDLE and ENTER or 1000 RPM and ENTER.
6. Select AUTO and ENTER, or MANUAL and ENTER three times.
7. Test is now in progress.
NOTE:
Test results stay stored in the Pro-Link memory as long as the DDR remains powered up.
94.1.3
Injector Calibration Update
Start with the Menu Selection screen.
All information subject to change without notice.
6SE497 9709 Copyright © 1997 DETROIT DIESEL CORPORATION
94-3
