P1144

Set by the manufacturer, so it means different things on different makes. 15 makes in the table below.

More codes than this one? Paste your whole scan

What P1144 means, by make 15 makes

Audi Mass or Volume Air Flow Circ Open/Short to Ground
BMW HO2S 2 Bank 1 Signal Too Low
Chevrolet Heated Oxygen Sensor (HO2S) Bank 1 Sensor 3 Rich or High Voltage
Citroen Air Assist Control Valve Circuit Malfunction
Ford Air Assist Control Valve Circuit Malfunction
Jaguar Air Assisted Injector Control Valve Circuit
Kia Air Assisted Injector Control Valve Circuit
MINI Heated oxygen sensor (H02S) 2, bank 1 - signal too low
Mazda HO2S Bank 1 Sensor 3 Signal Above 0.45v (A/F Ratio Too Rich)
Mercedes-Benz Lack Of HO2S Switches,H02S13 Indicates Rich
Nissan Heated O2 Sensor 1
Peugeot Air Assist Control Valve Circuit Malfunction
Subaru Pressure sensor circuit range/performance problem (high input)
Volkswagen Mass Air Flow Sensor Open/Short To Ground.
Volvo Mass or Volume Air Flow Circ Open/Short to Ground

Each line is that manufacturer's own meaning for P1144. They are genuinely different faults, not rewordings of one, so a meaning listed against one make says nothing about the others. If your make is not listed, we do not hold it - your manufacturer's service information is the authority.

Code structure P1144

Powertrain

engine, transmission and emissions

Manufacturer-specific

Defined by the vehicle manufacturer, so the meaning varies between makes.

Fault index

identifies the specific fault

Powertrain Manufacturer-specific

Nearby codes in the P1 range

Manufacturer code meanings from kierandrewett/obd (b56a07a), used under the MIT licence. Copyright (c) Kieran Drewett. SpareRadar is not affiliated with the dataset's authors.