P2227 Buick Barometric Pressure Sensor Range/Performance Problem
Possible causes
– Engine Control Module (ECM) outdated or incorrect software
– Faulty Engine Control Module (ECM)
– Faulty Engine Control Module (ECM)
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Engine rough idle
– Engine hesitation
– Engine rough idle
– Engine hesitation
P2227 Buick Description
The Barometric Pressure (BARO) sensor is inside the Engine Control Module (ECM). The BARO sensor converts the atmospheric pressure into voltage signal that the ECM uses to modify the basic duration of he fuel injection discharge
Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick – Buick Century – Buick LaCrosse – Buick LeSabre – Buick Lucerne – Buick Park Avenue – Buick Regal – Buick Verano – Buick Enclave – Buick Encore – Buick Rainier – Buick Rendezvous – Buick Terraza – Buick Riviera