Audi
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Mass air flow (MAF) sensor, Bank 1 - open circuit/short to ground
Cause:
    Wiring open circuit/short to ground, MAF sensor

Infiniti
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Heated oxygen sensor (HO2S) 1, Bank 1 - voltage high
Cause:
    HO2S, fuel pressure, fuel system, ECM

Mazda
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Heated oxygen sensor (HO2S) rich mixture indicated
Cause:
    Wiring, HO2S, fuel pressure, fuel system, mechanical fault, ECM

Nissan
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Heated oxygen sensor (HO2S) 1, Bank 1 - rich shift monitoring
Cause:
    Wiring, HO2S, fuel system, injector, ECM

Subaru
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Manifold absolute pressure (MAP) sensor/ barometric pressure (BARO) sensor - range/ performance problem voltage high
Cause:
    MAP/BARO sensor

Volkswagen
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Mass air flow (MAF) sensor - open circuit/ short to ground
Cause:
    Wiring open circuit/short to ground, MAF sensor