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B2228 Dodge Code - Sentry Key Remote Entry Module Internal

Quick Answer

The B2228 diagnostic trouble code (DTC) is specific to Dodge vehicles and indicates an issue with the Sentry Key Remote Entry Module (SKREEM). Common causes include Internal failure of the Sentry Key Remote Entry Module (SKREEM), Corrosion or damage to the wiring harness connected to the SKREEM, Faulty key fob battery or malfunctioning key fob. 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
B2228 Dodge indicates Sentry Key Remote Entry Module Internal.
Common causes
Common causes include Internal failure of the Sentry Key Remote Entry Module (SKREEM), Corrosion or damage to the wiring harness connected to the SKREEM, Faulty key fob battery or malfunctioning key fob.
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.
What is this?
Table of contents Created and updated by William Orellana on Oct 22, 2024
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Code B2228 Dodge Description

The B2228 diagnostic trouble code (DTC) is specific to Dodge vehicles and indicates an issue with the Sentry Key Remote Entry Module (SKREEM). This module is integral to the vehicle's security system, responsible for managing the keyless entry and ignition functions. When this code is triggered, it signifies that the SKREEM has detected an internal fault, which may affect the vehicle's ability to recognize the key fob or start the engine.

OBDII Code B2228 Dodge - Sentry Key Remote Entry Module Internal
B2228 Dodge Code - Sentry Key Remote Entry Module Internal

Common Causes of B2228 Dodge

  1. Internal failure of the Sentry Key Remote Entry Module (SKREEM).
  2. Corrosion or damage to the wiring harness connected to the SKREEM.
  3. Faulty key fob battery or malfunctioning key fob.
  4. Software glitches or outdated firmware in the SKREEM.
  5. Electrical issues, such as shorts or open circuits in the vehicle's security system.

Symptoms of B2228 Dodge

  1. The vehicle fails to start or experiences intermittent starting issues.
  2. Key fob does not unlock or lock the doors as intended.
  3. Dashboard warning lights related to the security system illuminate.
  4. The engine cranks but does not start, indicating a potential immobilizer issue.
  5. Inconsistent or erratic behavior of the remote entry system.

How to Fix B2228 Dodge

  1. Diagnostic Testing: Start by using a professional OBD-II scanner to confirm the B2228 code and check for any additional codes that may provide more context for the issue.
  2. Inspect Wiring and Connectors: Examine the wiring harness and connectors leading to the SKREEM for signs of damage, corrosion, or loose connections. Repair or replace any damaged components as necessary.
  3. Key Fob Check: Test the key fob to ensure it is functioning properly. Replace the battery if it is low, or consider reprogramming the key fob if it is not recognized by the SKREEM.
  4. Module Replacement: If the SKREEM is determined to be faulty, it may need to be replaced. This typically involves removing the old module and installing a new one, followed by reprogramming to recognize the existing keys.
  5. Software Update: If applicable, check for any software updates for the SKREEM and perform an update to resolve any potential glitches.

Cost to Fix B2228 Dodge

The cost to repair the B2228 code can vary widely based on the specific issue identified during diagnosis. Typical repair costs may range from $200 to $800, depending on whether it involves simple wiring repairs, key fob replacement, or SKREEM module replacement. Labor costs can also vary significantly; most auto repair shops charge between $80 and $150 per hour. In metropolitan areas or at dealerships, rates may be higher, while independent shops might offer lower rates. It's advisable to check local rates for a more precise estimate and to get a detailed quote based on the specific diagnosis and repairs needed.

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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 B2228 Dodge Code

1. What are the common symptoms of OBDII code B2228 in a Dodge related to the Sentry Key Remote Entry Module Internal?

The common symptoms include issues with the remote entry system, such as the key fob not working properly, difficulty unlocking or locking the doors, and problems starting the vehicle.

2. What are the possible causes of OBDII code B2228 in a Dodge related to the Sentry Key Remote Entry Module Internal?

Possible causes can include a faulty key fob, a malfunctioning receiver module, wiring issues, or a problem with the vehicle's security system.

3. How can I diagnose the OBDII code B2228 in a Dodge related to the Sentry Key Remote Entry Module Internal?

Diagnosis typically involves checking the key fob battery, inspecting the receiver module for any visible damage, testing the wiring connections, and using a diagnostic scanner to read the trouble codes stored in the vehicle's system.

4. What are some repair tips for fixing OBDII code B2228 in a Dodge related to the Sentry Key Remote Entry Module Internal?

Repair tips may include replacing the key fob battery, repairing or replacing the receiver module, ensuring all wiring connections are secure, and reprogramming the key fob if necessary.

5. Can I fix OBDII code B2228 in a Dodge related to the Sentry Key Remote Entry Module Internal on my own?

Depending on the underlying cause, some fixes such as replacing the key fob battery can be done at home. However, more complex issues may require the expertise of a professional mechanic or dealership.

6. How important is it to address OBDII code B2228 in a Dodge related to the Sentry Key Remote Entry Module Internal promptly?

It is important to address the issue promptly to ensure the proper functioning of the vehicle's remote entry system and security features. Ignoring the problem may lead to inconvenience and potential security risks.

7. Can OBDII code B2228 in a Dodge related to the Sentry Key Remote Entry Module Internal cause the vehicle to not start?

Yes, if the issue is severe and affects the vehicle's ability to recognize the key fob or communicate with the security system, it may prevent the vehicle from starting.

8. Are there any preventive measures to avoid encountering OBDII code B2228 in a Dodge related to the Sentry Key Remote Entry Module Internal?

Regularly checking the condition of the key fob, ensuring proper maintenance of the receiver module, and addressing any wiring issues promptly can help prevent encountering this trouble code.

9. How do I reset the OBDII code B2228 in a Dodge related to the Sentry Key Remote Entry Module Internal after making repairs?

After making necessary repairs, you can reset the trouble code using a diagnostic scanner or by disconnecting the vehicle's battery for a few minutes to clear the stored codes.

10. Is there a recall or technical service bulletin related to OBDII code B2228 in Dodge vehicles concerning the Sentry Key Remote Entry Module Internal?

It is advisable to check with your local Dodge dealership or visit the National Highway Traffic Safety Administration (NHTSA) website to see if there are any recalls or technical service bulletins related to this specific issue.

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