Note: The PCM must be programmed prior to programming the CCM if both have been replaced. It may be found that the option F0 : PROGRAM CCM is not available on the Tech I. The following process should be used to program a service (replacement) Central Control Module (CCM) on a 1994-1996 Corvette. The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI. 10) Select the Reset J2534 Tool box and then select Next to set up a different J2534 tool.Д¬hinacardiags found a good way to solve unable to program the Central Control Module (CCM)В using Vetronix Tech2. If the J2534 tool selection needs to be changed, there is now a check box that must be selected next to the Select Programming Process menu on the Select Diagnostic Tool and Programming Process screen.

Once a J2534 tool has been selected, reprogramming of a control module can be completed. The first time the J2534 Tool option is selected, a screen will appear asking the user to select a device type, such as the MDI, MDI 2 or other tool.

J2534 is an interface standard designed by the Society of Automotive Engineers (SAE) and mandated by the US Environmental Protection Agency (EPA) for vehicle Electronic Control Unit (ECU) reprogramming.ДЇrom the Select Diagnostic Tool and Programming Process screen, select the J2534 Tool option for all J2534 tools (MDI, MDI 2, or other J2534 device). GM has recently updated the Service Programming System (SPS) with a new method of selecting a J2534 toolВ in TIS2Web.ДЄ J2534 tool ( MDI, MDI 2, or other J2534 device) is required in order to manage the transfer of data between a vehicleвЂ™s onboard network and a service technicianвЂ™s PC.

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