TM 5-3805-294-23-1
FIELD MAINTENANCE
DTC 629.12 - ENGINE CONTROL UNIT (ECU) EEPROM ERROR
INITIAL SETUP:
References (cont.)
Tools and Special Tools
Tool Kit, General Mechanic's: Automotive
Volume 2, WP 0170
(Volume 5, WP 0796, Table 2, Item 119)
Volume 3, WP 0362
Accessory Kit, MSD Electronic Equipment
Volume 3, WP 0363
(Volume 5, WP 0796, Table 2, Item 2)
Volume 4, WP 0508
Test Set, MSD Electronic Systems
(Volume 5, WP 0796, Table 2, Item 116)
Equipment Condition
Machine safely parked and shut down
Personnel Required
(TM 5-3805-294-10). (Volume 5, WP 0794)
Construction Equipment Repairer 91L (1)
Test Equipment Setup for MSD and Service
ADVISOR. (Volume 3, WP 0375)
References
TM 5-3805-294-10 (Volume 5, WP 0794)
Troubleshooting Sequence
DTC 629.12
When DTC is Displayed
The ECU detects an internal memory problem.
Related Information
This DTC may be generated after ECU has been reprogrammed.
Alarm Level
Stop.
Control Unit Response
The ECU will attempt to control the engine in a normal manner. Engine may not run, or may run poorly.
0050-1