AutoCodesDodge – P2229 Dodge

P2229 Dodge Code - Barometric Pressure Sensor 'A' Circuit High

Quick Answer

The Powertrain Control Module (PCM) continuously monitors this sensor for concerns. Common causes include Faulty Barometric Pressure (BARO) sensor, Barometric Pressure (BARO) sensor harness is open or shorted, Barometric Pressure (BARO) sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P2229 Dodge indicates Barometric Pressure Sensor 'A' Circuit High.
Common causes
Common causes include Faulty Barometric Pressure (BARO) sensor, Barometric Pressure (BARO) sensor harness is open or shorted, Barometric Pressure (BARO) sensor circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 6,589
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P2229 Dodge Description

The Powertrain Control Module (PCM) continuously monitors this sensor for concerns. The test fails when the Barometric Pressure (BARO) Parameter Identification (PID) does not correlate with the Throttle Intake Pressure (TIP) or the Manifold Absolute Pressure (MAP) PIDs at ignition ON. This DTC sets when the PCM detects an out of range condition in the control circuit.
OBDII Code P2229 Dodge - Barometric Pressure Sensor 'A' Circuit High - AutoCodes.com
P2229 Dodge Code - Barometric Pressure Sensor 'A' Circuit High

What are the Possible Causes of the DTC P2229 Dodge?

  • Faulty Barometric Pressure (BARO) sensor
  • Barometric Pressure (BARO) sensor harness is open or shorted
  • Barometric Pressure (BARO) sensor circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

How to Fix the DTC P2229 Dodge?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2229 Dodge code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P2229 Dodge Code

1. What does the OBDII code P2229 mean for a Dodge vehicle?

P2229 indicates the Barometric Pressure Sensor 'A' Circuit is reading a pressure value higher than expected, which signals a potential issue with the sensor or related wiring.

2. What are the common symptoms of a P2229 code on a Dodge?

Common symptoms include reduced engine performance, poor fuel efficiency, difficulty starting the engine, and in some cases, the Check Engine Light turning on.

3. What causes the P2229 code on a Dodge vehicle?

Causes may include a faulty barometric pressure sensor, damaged wiring or connections, a short circuit, or issues with the engine control module (ECM).

4. Can a P2229 code affect my vehicle’s drivability?

Yes, this code can lead to drivability issues such as rough idling, hesitation during acceleration, or even stalling in severe cases.

5. How can I diagnose the P2229 code on my Dodge?

To diagnose, inspect the barometric pressure sensor, check for damaged wiring or connectors, and compare sensor readings to atmospheric pressure using a scan tool.

6. Is it safe to drive with the P2229 code on my Dodge?

Driving with this code is possible but not recommended, as it can impact fuel efficiency and engine performance, potentially leading to more severe damage.

7. How do I fix the P2229 code on a Dodge?

Fixes may include replacing the barometric pressure sensor, repairing wiring or connectors, clearing debris around the sensor, or updating the ECM software.

8. Can the P2229 code be triggered by environmental factors?

Yes, extreme altitude changes or rapid atmospheric pressure shifts can sometimes trigger this code temporarily without indicating a sensor fault.

9. How much does it cost to repair the P2229 code on a Dodge?

Repair costs vary but replacing the barometric pressure sensor typically costs between $150 and $300, depending on labor and parts.

10. Can a faulty barometric pressure sensor affect other systems in my Dodge?

Yes, since the barometric pressure sensor helps the ECM optimize air-fuel ratios, a fault can impact emissions and overall engine efficiency.

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