Warnings

Problem	Items to Check, Troubleshooting Steps, Remedies
ECU malfunction	The engine ECU has detected a warning alarm that has been read by the DSE controller. The exact error may or may not be displayed on the DSE controller. In this case it may be necessary to connect a diagnostic tool to the engine ECU.
ECU protect	The engine ECU has detected a warning alarm that has been read by the DSE controller. The exact error may or may not be displayed on the DSE controller. In this case it may be necessary to connect a diagnostic tool to the engine ECU.
Battery Under Voltage	The ‘Battery Under Voltage’ warning is triggered in the event that the DC supply to the DSE controllers has reached or fallen below the threshold for the allowed time limit. Possible causes: Discharged batteries (drained, not getting charged by engine alternator). One or more failed cells and / or batteries. Loose, corroded connections to the battery.

ECU malfunction

The engine ECU has detected a warning alarm that has been read by the DSE controller. The exact error may or may not be displayed on the DSE controller. In this case it may be necessary to connect a diagnostic tool to the engine ECU.

ECU protect

The engine ECU has detected a warning alarm that has been read by the DSE controller. The exact error may or may not be displayed on the DSE controller. In this case it may be necessary to connect a diagnostic tool to the engine ECU.

Battery Under Voltage

The ‘Battery Under Voltage’ warning is triggered in the event that the DC supply to the DSE controllers has reached or fallen below the threshold for the allowed time limit.

Possible causes:

Discharged batteries (drained, not getting charged by engine alternator).
One or more failed cells and / or batteries.
Loose, corroded connections to the battery.