P0154 Rear Oxygen Sensor Inactive
P0135 bad sensor
U1301 ECM Serial Data High
U1064 Loss of TSM/FSFM Serial Data to ECM
P1003 System relay contacts open
U1097 Loss of Speedometer Serial Data to ECM
P0031 bad sensor
First thing I'd do is double check your connections to/from the ECM. Loose plug? The U1097,U1064 codes makes me think it's more a ECM connection than an o2 sensor connection.
PM me if you could use a Electrical Diagnosis manual.
2013 Candy Orange FLTRX
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Last edited by hometoast; 09-17-2014 at 06:03 AM.