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Pinpoint Test Am : The Charging System RTT (RECONFIGURABLE Telltale) Is Never Or Always On: Notes

Normal Operation and Fault Conditions 

See Charging System RTT. REFER to: Message Center - System Operation And Component Description .

If the battery low state of charge message is missing for less than 5 seconds, the IPC defaults the charging system RTT to the last indication state (on or off), based upon on the last message received.

If the battery low state of charge message is missing for 5 seconds or longer, the IPC defaults the charging system RTT on.

Possible Sources 

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