Barometric Pressure Sensor A Circuit Range/Performance
2014-2014 Cadillac ATS 2.5L I4
The 2014 Cadillac ATS is equipped with a 2.5L inline-4 engine. Below you'll find detailed p2229 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
The barometric pressure sensor is reading outside expected range for current conditions.
Symptoms
- Check engine light
- Poor fuel economy
- Power loss at altitude
Common Causes
- Failed BARO sensor
- Sensor intake blocked
- ECM reference voltage issue
Diagnostic Steps
- Compare BARO reading to known atmospheric pressure
- Check sensor connector
- Verify 5V reference
Repair Notes
Replace barometric pressure sensor or repair wiring.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P2229 on Other Vehicles
Common Questions
What does code P2229 mean on a 2014-2014 Cadillac ATS?
P2229 stands for "Barometric Pressure Sensor A Circuit Range/Performance". The barometric pressure sensor is reading outside expected range for current conditions.
What are the symptoms of P2229 on a Cadillac ATS?
Common symptoms of P2229 include: Check engine light, Poor fuel economy, Power loss at altitude.
What causes P2229 on a 2014-2014 Cadillac ATS?
Common causes of P2229 include: Failed BARO sensor, Sensor intake blocked, ECM reference voltage issue.
Last updated: March 2026