Audi
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Load calculation - implausible value
Cause:
    Wiring, MAP sensor, MAF sensor

GM
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    HO2S Heater Control Circuit Conditions
Cause:
    Engine running, system voltage over 9v, HO2S-12 heater active, then the PCM detected a fault in the HO2S-12 heater circuit

Mazda
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Heated oxygen sensor (HO2S) heater control - circuit low
Cause:
    Wiring, HO2S, ECM

Saab
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Heated oxygen sensor (HO2S) 2, Bank 1 - heater low input
Cause:
    Wiring, fuel pump relay, HO2S, ECM

Subaru
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Mass air flow (MAF) sensor - range/ performance problem voltage high
Cause:
    MAF sensor

Volkswagen
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Load calculation - implausible value
Cause:
    Wiring, MAF sensor