Acura
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    AT - engine control module (ECM)
Cause:
    ECM/Programming

GM
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    ECM to TCM Engine Coolant Signal (4L30-E Transmission)
Cause:
    Key on or engine running, then the PCM detected that the ECT sensor signal was below the lower or over the upper limit, or that the ECT signal was unreliable, conditions met for one second

Honda
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    AT - AT EEPROM checksum error
Cause:
    ECM/Programming

Isuzu
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    AT - AT EEPROM checksum error
Cause:
    ECM

Mazda
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Barometric pressure (BARO) sensor - circuit malfunction
Cause:
    ECM