DTC P0700: EATX Controller DTC Present: Testing

Turn ignition on. Using scan tool, read DTCs. If DTC P0700: EATX CONTROLLER DTC PRESENT is set, this DTC indicates a transmission DTC has previously been set. A DTC may not currently be present in TCM if a transmission repair was performed. If after reading transmission DTCs there are no DTCs in TCM, this DTC may be erased from PCM. If a TCM DTC is present, see appropriate ELECTRONIC CONTROLS article in AUTOMATIC TRANSMISSIONS. If no TCM DTCs are present, no problem is indicated at this time. Test is complete.