1995 Subby legacy,,,,No rad fans. Faulty relay found and replaced. No effect. pulled plugs from fans, jumpered, both fans work jumpered. Pluged Pegisys in to OBII port ran for codes, no comm w/ ECM (Communication Error?). Ran two other options ls, and base, same results. Where is the fan/temp sender (Component location)? Pulling hair out. ECM failier? Anyone have any idea's?