AutoCodes – Jeep – U11E2 Jeep

U11E2 Jeep Code - Lost Barometric Pressure Message

Quick Answer

This diagnostic determines the availability of the Atmospheric Pressure signal sent by the Powertrain Control Module (PCM) via a Controller Area Network (CAN) message. Common causes include Faulty Powertrain Control Module (PCM), Faulty Transmission Control Module (TCM). 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: U11E2 Jeep indicates Lost Barometric Pressure Message.
Common causes: Common causes include Faulty Powertrain Control Module (PCM), Faulty Transmission Control Module (TCM).
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 678

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on May 03, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U11E2 Jeep Description

This diagnostic determines the availability of the Atmospheric Pressure signal sent by the Powertrain Control Module (PCM) via a Controller Area Network (CAN) message. The diagnostic determines the availability by checking the received value is not equal to the Signal Not Available (SNA) default value. When the signal is not available, the PCM sends an SNA default value. If the Transmission Control Module (TCM) reads this value then the Diagnostic Trouble Code (DTC) U11E2 is set.

OBDII Code U11E2 Jeep - Lost Barometric Pressure Message - AutoCodes.com — U11E2 Jeep Code - Lost Barometric Pressure Message

What does this mean?

What are the Possible Causes of the DTC U11E2 Jeep?

Faulty Powertrain Control Module (PCM)
Faulty Transmission Control Module (TCM)

How to Fix the DTC U11E2 Jeep?

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 U11E2 Jeep 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.

Need more information about the U11E2 Jeep code?

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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 U11E2 Jeep Code

1. What does the OBDII code U11E2 indicate in a Jeep?

The U11E2 code in a Jeep refers to a "Lost Barometric Pressure Message" detected by the vehicle's onboard diagnostics system.

2. What are the common symptoms of the U11E2 code in a Jeep?

Common symptoms of the U11E2 code may include rough idling, decreased engine performance, reduced fuel efficiency, and the illumination of the check engine light.

3. What are the possible causes of the U11E2 code in a Jeep?

The U11E2 code in a Jeep may be triggered by a faulty barometric pressure sensor, wiring issues, or a poor connection in the sensor circuit.

4. How can I diagnose the U11E2 code in my Jeep?

Diagnosing the U11E2 code requires a scan tool to read the code and pinpoint the exact cause. It is recommended to check the barometric pressure sensor, inspect wiring for damage, and ensure proper sensor connections.

5. Can I continue driving my Jeep with the U11E2 code present?

While it may be possible to drive with the U11E2 code present, it is not advisable as it can lead to further engine issues and potential damage over time. It is recommended to address the issue promptly.

6. How can I repair the U11E2 code in my Jeep?

To repair the U11E2 code, you may need to replace the barometric pressure sensor if it is faulty, repair any damaged wiring, or fix any loose connections in the sensor circuit.

7. Can resetting the check engine light fix the U11E2 code in my Jeep?

Simply resetting the check engine light may temporarily clear the code, but it will not fix the underlying issue causing the U11E2 code. Proper diagnosis and repair are necessary.

8. Is the U11E2 code specific to certain Jeep models?

The U11E2 code may be specific to certain Jeep models, so it is recommended to consult the vehicle's service manual or a mechanic for model-specific information.

9. Will the U11E2 code cause my Jeep to fail an emissions test?

If left unresolved, the U11E2 code may affect the emissions performance of your Jeep, potentially causing it to fail an emissions test. It is essential to address the issue to ensure compliance.

10. How can I prevent the U11E2 code from reoccurring in my Jeep?

To prevent the U11E2 code from reoccurring, regularly maintain your vehicle, promptly address any check engine light warnings, and follow the manufacturer's recommended service schedule for your Jeep.