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Two technicians are discussing the ECM (engine control module) reprogramming process. Technician A says the first step in the reprogramming procedure is to determine the current software needed. Technician B says in most cases using the factory scan tool or software is needed for reprogramming. Who is right?

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The ASE L1 Practice Exam covering the following topics: General Powertrain Diagnosis, Computerized Powertrain Control Diagnosis, gnition Systems Diagnosis, Fuel and Air Inductor Systems Diagnosis, Emission Control Systems Diagnosis and I/M Fa.


Two technicians are discussing the ECM (engine control module) reprogramming process. Technician A says the first step in the reprogramming procedure is to determine the current software needed. Technician B says in most cases using the factory scan tool or software is needed for reprogramming. Who is right?





 
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