How can you tell if your ECU is faulty?
How can you tell if your ECU is faulty? There are many symptoms that can be associated with a faulty ECU. Here are some ways to tell if yours is damaged or faulty. The Check Engine Light Is On. If you vehicle's check engine light remains on constantly, and never goes off, there's a good chance that your vehicle has a faulty engine control unit. Is the ECU the same as the transmission? In the Automotive industry, the term ECU often refers to an Engine Control Unit (ECU), or an Engine Control Module (ECM). If this unit controls both an...