What does code P0109 mean?

MAP/BARO Pressure Sensor Intermittent: The MAP sensor signal is intermittent.

P0109 is rated as medium severity. Schedule service — affects performance or emissions.

P0109

MAP/BARO Pressure Sensor Intermittent

Powertrain Code · Medium

What does P0109 mean?

The MAP sensor signal is intermittent.

System: Air Metering

P0109 is a powertrain diagnostic trouble code indicating map/baro pressure sensor intermittent. This code is classified as medium severity, which means: schedule service — affects performance or emissions.

Diagnostic data on this page is compiled from publicly available repair resources and technical service bulletins. Always have a qualified mechanic confirm the diagnosis before authorizing repairs on your vehicle.