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B2228 RAM Code - Sentry Key Remote Entry Module Internal

Quick Answer

The B2228 diagnostic trouble code (DTC) refers to an issue with the Sentry Key Remote Entry Module (RAM) internal circuitry. Common causes include Damaged wiring or connectors in the Sentry Key Remote Entry Module circuit, Faulty RAM module within the security system, Communication error between the RAM module and other security system components. 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 RAM indicates Sentry Key Remote Entry Module Internal.
Common causes
Common causes include Damaged wiring or connectors in the Sentry Key Remote Entry Module circuit, Faulty RAM module within the security system, Communication error between the RAM module and other security system components.
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 Sep 19, 2024
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Code B2228 RAM Description

The B2228 diagnostic trouble code (DTC) refers to an issue with the Sentry Key Remote Entry Module (RAM) internal circuitry. The Sentry Key Remote Entry Module is a component of the vehicle's security system that controls keyless entry and immobilizer functions. When this code is triggered, it indicates that there is a malfunction within the module itself, which can lead to various issues with the vehicle's security system.

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

Common Causes of B2228 RAM

  1. Damaged wiring or connectors in the Sentry Key Remote Entry Module circuit.
  2. Faulty RAM module within the security system.
  3. Communication error between the RAM module and other security system components.
  4. Water or moisture damage to the RAM module.
  5. Electrical issues within the vehicle's security system.

Symptoms of B2228 RAM

  1. Inability to lock or unlock the vehicle using the remote key fob.
  2. Vehicle not starting due to immobilizer system failure.
  3. Intermittent issues with the keyless entry system.
  4. Security system warning light illuminated on the dashboard.
  5. Alarm system triggering randomly or not functioning properly.

How to Fix B2228 RAM

  1. Begin by conducting a thorough inspection of the wiring and connectors in the Sentry Key Remote Entry Module circuit.
  2. Test the RAM module for functionality and replace if found to be faulty.
  3. Check for any communication errors between the RAM module and other security system components.
  4. Address any water or moisture damage to the RAM module and ensure proper sealing to prevent future issues.
  5. Clear the DTC from the vehicle's system and test the keyless entry and immobilizer functions to verify proper operation.

Cost to Fix B2228 RAM

The typical repair costs for addressing a B2228 RAM code can vary depending on the specific cause of the issue and the labor rates in your area. On average, the parts for this repair may range from $100 to $300, with additional labor costs of $100 to $200. It's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate.

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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 RAM Code

1. What are the common symptoms of OBDII code B2228 RAM (Sentry Key Remote Entry Module Internal)?

- Common symptoms include issues with the remote keyless entry system, such as failure to unlock or lock the doors remotely, and problems with the vehicle's immobilizer system.

2. What are the possible causes of OBDII code B2228 RAM?

- The code B2228 RAM may be triggered by a faulty Sentry Key Remote Entry Module, damaged wiring or connectors in the system, or a malfunctioning key fob.

3. How can I diagnose the cause of OBDII code B2228 RAM?

- To diagnose the issue, you can start by checking the wiring and connectors related to the Sentry Key Remote Entry Module, testing the key fob, and using a diagnostic scanner to retrieve trouble codes.

4. What are the repair options for OBDII code B2228 RAM?

- Repair options include replacing the Sentry Key Remote Entry Module, repairing any damaged wiring or connectors, reprogramming the key fob, and addressing any underlying issues with the vehicle's immobilizer system.

5. Can OBDII code B2228 RAM be fixed without professional help?

- In some cases, simple troubleshooting steps like checking the key fob battery or resetting the system may resolve the issue. However, for more complex repairs or replacements, professional help may be necessary.

6. Is it safe to continue driving with OBDII code B2228 RAM active?

- While the vehicle may still be operable with the code active, it is recommended to address the issue promptly to ensure proper functioning of the remote keyless entry system and immobilizer.

7. How much does it typically cost to repair OBDII code B2228 RAM?

- The cost of repairing OBDII code B2228 RAM can vary depending on the underlying cause and the specific repairs needed. It is advisable to consult a professional for an accurate estimate.

8. Can resetting the vehicle's computer clear OBDII code B2228 RAM?

- Resetting the vehicle's computer may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear. It is important to diagnose and repair the root cause of the problem.

9. Are there any preventative measures to avoid OBDII code B2228 RAM in the future?

- Regular maintenance of the vehicle's key fob, remote entry system, and immobilizer components can help prevent issues that may trigger OBDII code B2228 RAM.

10. Will OBDII code B2228 RAM cause the vehicle to fail an emissions test?

- OBDII code B2228 RAM is not directly related to emissions, so it should not cause the vehicle to fail an emissions test. However, it is still important to address the code for overall vehicle functionality.

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