OBD Guide

P2227

Barometric Pressure Sensor A Circuit Range/Performance

P2227 is an OBD-II diagnostic trouble code meaning: Barometric Pressure Sensor A Circuit Range/Performance. Common causes: faulty barometric pressure sensor, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Check Engine light comes on
  • Unstable engine operation at idle
  • Reduced engine power
  • Increased fuel consumption
  • Problems starting the engine

Causes

  • Faulty barometric pressure sensor
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Contact corrosion
  • ECU software error

How to Fix

  1. Check the integrity of the sensor wiring and connectors
  2. Measure the voltage and resistance in the sensor circuit
  3. Clean contacts from corrosion
  4. Replace faulty BARO sensor
  5. If necessary, update the ECU firmware

Related codes

Error P2227 by Vehicle Brand

FAQ

What does the P2227 code mean?

P2227 is an OBD-II diagnostic trouble code that indicates: Barometric Pressure Sensor A Circuit Range/Performance

What causes a P2227 error code?

The most common causes of P2227 include: Faulty barometric pressure sensor; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Contact corrosion.

How do I fix a P2227 diagnostic trouble code?

To fix P2227: Check the integrity of the sensor wiring and connectors. Measure the voltage and resistance in the sensor circuit. Clean contacts from corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2227?

Yes, but get it checked soon

How much does it cost to fix P2227?

The estimated repair cost for P2227 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat