I would check the wiring going to O2 sensor.. If a couple wires melted together and are shorting it could cause that part of the ecm to freak out.
Please forgive the obvious question but is the battery installed with the proper polarities?
I would check the wiring going to O2 sensor.. If a couple wires melted together and are shorting it could cause that part of the ecm to freak out.
Please forgive the obvious question but is the battery installed with the proper polarities?