Ram 2500

[Allen Arnette]

Dtc codes po646, po882, uo102, and uo151. Can anyone help me with these? Thanks

 

[SnoKing]

P0646: LOW VOLTAGE DETECTED AT THE A/C CLUTCH RELAY
P0882: TRANS 12 VOLT SUPPLY RELAY CONTROL CIRCUIT LOW
U0102: LOST COMM WITH TRANSFER CASE CTRL MOD
U0151: LOST COMM WITH RESTRAINTS CTRL MOD

 

[MarkEagleUSA]

Sounds like it could be a battery or ground issue.

 

[Allen Arnette]

Thanks for the information. Truck turns over normal but won't start. Those are the 4 codes it threw. I was able to clear them with me edge once and truck ran for about 5 miles and threw codes again and now can not clear them.

 

[SnoKing]

So help help other help it appears you have a deleted 2016, right?