P2231
Barometric Pressure Sensor A Circuit High
2001-2001 Cadillac DeVille 4.6L V8 Northstar
Moderate SeverityPowertrainGeneric (SAE)
The 2001 Cadillac DeVille is equipped with a 4.6L V8 engine. Below you'll find detailed p2231 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
Barometric pressure sensor signal exceeds expected maximum.
Symptoms
- Check engine light
- Lean condition
- Hesitation
Common Causes
- Open circuit
- Short to voltage
- Sensor failure
Diagnostic Steps
- Measure sensor signal
- Check for opens or shorts to power
Repair Notes
Replace sensor or repair circuit.
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
P2231 on Other Vehicles
Common Questions
What does code P2231 mean on a 2001-2001 Cadillac DeVille?
P2231 stands for "Barometric Pressure Sensor A Circuit High". Barometric pressure sensor signal exceeds expected maximum.
What are the symptoms of P2231 on a Cadillac DeVille?
Common symptoms of P2231 include: Check engine light, Lean condition, Hesitation.
What causes P2231 on a 2001-2001 Cadillac DeVille?
Common causes of P2231 include: Open circuit, Short to voltage, Sensor failure.
Last updated: March 2026