If the ECM to be replaced cannot establish communication with the scan tool, do not perform this operation.ĭiagnostics > Body > WAM (Wireless Access Module) > Special Function > Engine Control Module > Reset Engine Control ModuleĤ) Erase the immobilizer information of the ECM by following the on-screen instructions.Įntering an incorrect security code causes a security wait time.
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Before transferring (switching) to the vehicle in which the complaint originated, the resetting procedure must be performed in the original vehicle and the security linkages between each module must be reset. Once this linking has been performed, the ECM cannot be installed to any other vehicle. When installing the ECM to the vehicle, it must be security linked to the wireless access module using the programming procedure. *2: Perform only for models with immobilizer.īecause “ECM reset” cannot be performed in a new vehicle, be sure to perform “ECM reset” in the original vehicle. *1: If reusing the ECM in another vehicle, perform the ECM reset in the original vehicle. ISUZU N-Series Fuel Injector Flow Rate Programming by IDSS Isuzu G-IDSS Export Diagnostic Software Free Download Use the following procedure when replacing or programming the ECM.
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So this instruction show you guide on how to reset/upload ECM data for ISUZU 2020 4JJ3 AWR6B45 truck. If the scan tool is changed midway, information cannot be written correctly. The scan tool used for the replacement procedure must be the same from start to finish. When replacing the ECM, the vehicle data must be written into the new ECM.