BMW DTC P2A44 – Alternative Fuel Tank ‘B’ Pressure Sensor Circuit High
DTC P2A44 meaning on BMW
DTC P2A44 on a BMW indicates an issue with the Alternative Fuel Tank ‘B’ Pressure Sensor Circuit registering a high voltage signal. This sensor is responsible for monitoring the pressure in the alternative fuel tank, and a high voltage reading suggests a problem with the sensor or its circuit.
BMW DTC P2A44 symptoms
Symptoms of DTC P2A44 on a BMW may include poor fuel economy, rough idling, engine misfires, and potentially a check engine light illuminated on the dashboard.
BMW DTC P2A44 causes
The high voltage reading in the Alternative Fuel Tank ‘B’ Pressure Sensor Circuit can be caused by issues such as a faulty pressure sensor, damaged wiring or connectors in the sensor circuit, or a problem with the fuel tank itself.
BMW DTC P2A44 seriousness
While the seriousness of DTC P2A44 may vary depending on the underlying cause, it is important to address this issue promptly to prevent potential drivability problems and further damage to the vehicle.
How to diagnose DTC P2A44 on BMW
To diagnose DTC P2A44 on a BMW, a mechanic would typically use a diagnostic scanner to retrieve the fault code and then perform a visual inspection of the pressure sensor, wiring, and connectors. Testing the sensor’s resistance and checking for any signs of damage or corrosion can help pinpoint the issue.
How to fix DTC P2A44 on BMW
Fixing DTC P2A44 on a BMW may involve replacing the Alternative Fuel Tank ‘B’ Pressure Sensor if it is found to be faulty. Additionally, repairing any damaged wiring or connectors in the sensor circuit and ensuring proper connection can help resolve the high voltage signal issue.
How to erase DTC P2A44 on BMW
Once the underlying issue causing DTC P2A44 on a BMW has been addressed and fixed, the fault code can be cleared using a diagnostic scanner. This will reset the check engine light and allow the vehicle’s onboard computer to monitor the system for any new faults.