AutoCodes – Generic – B222E

B222E Code - Flash Checksum Performance

Quick Answer

The Hands Free Module detects a fault during an internal diagnostic check and sets the Diagnostic Trouble Code (DTC). Common causes include Faulty Hands Free Module, Hands Free Module harness is open or shorted, Hands Free Module 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: B222E indicates Flash Checksum Performance.
Common causes: Common causes include Faulty Hands Free Module, Hands Free Module harness is open or shorted, Hands Free Module 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 1,313

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Oct 09, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B222E Description

The Hands Free Module detects a fault during an internal diagnostic check and sets the Diagnostic Trouble Code (DTC).

OBDII Code B222E - Flash Checksum Performance - AutoCodes.com — B222E Code - Flash Checksum Performance

What does this mean?

What are the Possible Causes of the DTC B222E?

Faulty Hands Free Module
Hands Free Module harness is open or shorted
Hands Free Module circuit poor electrical connection

How to Fix the DTC B222E?

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 B222E 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 B222E code?

Need more information on how to fix the B222E code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B222E code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B222E Chrysler — Flash Checksum Performance
B222E Dodge — Flash Checksum Performance
B222E Jeep — Flash Checksum Performance
B222E RAM — Flash Checksum Performance

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 B222E Code

1. What are the common symptoms of OBDII code B222E (Flash Checksum Performance)?

- Common symptoms include engine misfires, rough idling, poor acceleration, and potential stalling.

2. What can cause the OBDII code B222E to be triggered?

- The code B222E is typically triggered by issues related to the engine control module (ECM) or the powertrain control module (PCM).

3. How serious is the OBDII code B222E (Flash Checksum Performance)?

- While the code itself may not cause immediate harm to the vehicle, it can lead to poor engine performance and reduced fuel efficiency if left unresolved.

4. Can I continue driving my vehicle with the OBDII code B222E present?

- It is not recommended to continue driving the vehicle with the code present, as it can lead to further damage to the engine components.

5. How can I diagnose the OBDII code B222E at home?

- You can diagnose the code using an OBDII scanner to retrieve the specific error code and then research the possible causes online or consult with a mechanic.

6. Are there any DIY repair tips for fixing the OBDII code B222E?

- DIY repair tips may include checking and cleaning the ECM connectors, inspecting the wiring harness for any damage, and ensuring proper software updates are applied.

7. What is the typical cost to repair the OBDII code B222E?

- The cost of repairing the code B222E can vary depending on the underlying cause, but it may range from a couple of hundred dollars to over a thousand dollars if extensive repairs are needed.

8. Can a faulty oxygen sensor trigger the OBDII code B222E?

- While a faulty oxygen sensor is not a common cause of the B222E code, it is still recommended to inspect the sensor as part of the diagnostic process.

9. Will resetting the OBDII system clear the B222E code?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear after some time.

10. Is it possible for a loose gas cap to trigger the OBDII code B222E?

- A loose gas cap is unlikely to trigger the B222E code directly, but it is always a good practice to ensure the gas cap is tightly sealed to prevent other potential issues.