Acura
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Engine coolant temperature (ECT) sensor - circuit/ intermittent voltage high
Cause:
    Wiring, ECT sensor

Audi
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Heated oxygen sensor (HO2S) 1, Bank 1 - heater short to ground
Cause:
    Wiring short to ground, HO2S

Ford
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    IAT Sensor 2 Circuit High Conditions
Cause:
    Key on or engine running, then the PCM detected an IAT sensor signal of more than 4 60v (-46°F)

GM
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    ECT Sensor Circuit Intermittent High Input Conditions
Cause:
    No IAT sensor codes set, engine runtime at least 60 seconds, IAT input more than 19°F, then the PCM detected an intermittent ECT input that was more than 4.9v (-7°F), conditions met for 1 second

Honda
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Engine coolant temperature (ECT) sensor - circuit/ intermittent voltage high
Cause:
    Wiring, ECT sensor

Isuzu
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Engine coolant temperature (ECT) sensor - circuit/ intermittent voltage low
Cause:
    Wiring, ECT sensor, ECM

Kia
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    AT - ECT sensor signal
Cause:
    Wiring, TCM, ECM

Mazda
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Intake air temperature (IAT) sensor - voltage high
Cause:
    Wiring, IAT sensor, ECM

Subaru
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Engine torque control cut signal - voltage high
Cause:
    Wiring, ECM, TCM

Volkswagen
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Heated oxygen sensor (HO2S) heater short to ground
Cause:
    Wiring short to ground, HO2S