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

Honda
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    AT - lock-up clutch not engaging
Cause:
    Wiring, TP sensor, TCM

Isuzu
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    AT - lock-up clutch not engaging
Cause:
    Wiring, TP sensor, TCM

Mazda
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Throttle position (TP) sensor - malfunction
Cause:
    Wiring, TP sensor, ECM

Toyota
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Shift/timing solenoid
Cause:
    Wiring, shift/timing solenoid, ECM