Ford
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    EPC Solenoid Low Conditions
Cause:
    Engine running in gear at cruise speed and the PCM detected that the TCC circuit was shorted to ground

Mazda
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    AT - electronic pressure control solenoid - low input
Cause:
    Wiring, mechanical fault, pressure control solenoid