AutoCodes – Chrysler – B10B2 Chrysler

B10B2 Chrysler Code - A/C Cool Down Test Performance

Quick Answer

The A/C Heater Controller has software to enable it to perform an A/C Cool Down Test by a command using a scan tool. Common causes include Faulty A/C Heater Controller, A/C Heater Controller harness is open or shorted, A/C Heater Controller circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: B10B2 Chrysler indicates A/C Cool Down Test Performance.
Common causes: Common causes include Faulty A/C Heater Controller, A/C Heater Controller harness is open or shorted, A/C Heater Controller circuit poor electrical connection.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

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Code Popularity 8,529

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 19, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B10B2 Chrysler Description

The A/C Heater Controller has software to enable it to perform an A/C Cool Down Test by a command using a scan tool. This test checks for evaporator temperature drop over a predetermined time. If the test fails, this DTC will set. However, certain test conditions are required to perform this test. Failure to run this test within those parameters can result in failure of the test.

OBDII Code B10B2 Chrysler - A/C Cool Down Test Performance - AutoCodes.com — B10B2 Chrysler Code - A/C Cool Down Test Performance

What does this mean?

What are the Possible Causes of the DTC B10B2 Chrysler?

Faulty A/C Heater Controller
A/C Heater Controller harness is open or shorted
A/C Heater Controller circuit poor electrical connection

How to Fix the DTC B10B2 Chrysler?

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 B10B2 Chrysler 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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Get the B10B2 Chrysler code diagnosed by a professional: Find a repair shop in your area

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 B10B2 Chrysler Code

1. What does OBDII code B10B2 for Chrysler A/C Cool Down Test Performance indicate?

The B10B2 code indicates that the A/C Cool Down Test performance is not meeting the expected parameters set by the vehicle's computer system.

2. What are the common symptoms of OBDII code B10B2 in a Chrysler vehicle?

Common symptoms may include poor A/C performance, slow cooling of the cabin, inconsistent airflow, or the A/C system not maintaining the desired temperature.

3. What are the possible causes of OBDII code B10B2 triggering in a Chrysler vehicle?

Potential causes may include a faulty A/C compressor, refrigerant leaks, issues with the A/C control module, sensor malfunctions, or wiring problems in the A/C system.

4. How can I diagnose OBDII code B10B2 related issues in my Chrysler vehicle?

Diagnosis typically involves using a professional OBDII scanner to retrieve the specific code, inspecting the A/C system components for any visible damage or leaks, and testing the A/C system's functionality.

5. What are some repair tips for addressing OBDII code B10B2 in a Chrysler vehicle?

Repair tips may include checking and replacing damaged A/C components, repairing any refrigerant leaks, resetting the A/C system's control module, and ensuring proper wiring connections in the A/C system.

6. Can I drive my Chrysler vehicle with OBDII code B10B2 present?

It is generally not recommended to drive with unresolved A/C issues as it may lead to discomfort while driving and potentially cause further damage to the A/C system if left unaddressed.

7. How much does it typically cost to repair OBDII code B10B2 in a Chrysler vehicle?

The cost of repairs can vary depending on the specific cause of the issue, the extent of the repairs needed, and labor costs. It is advisable to consult with a professional mechanic for an accurate estimate.

8. Is OBDII code B10B2 a serious issue in a Chrysler vehicle?

While OBDII code B10B2 may not directly impact the drivability of the vehicle, it can affect the comfort level inside the cabin and indicate underlying issues with the A/C system that should be addressed in a timely manner.

9. Are there any preventive maintenance measures to avoid OBDII code B10B2 in a Chrysler vehicle?

Regular maintenance of the A/C system, such as checking for refrigerant leaks, ensuring proper airflow, and addressing any unusual A/C performance issues promptly, can help prevent the occurrence of code B10B2.

10. Can I reset OBDII code B10B2 in my Chrysler vehicle on my own?

While you can attempt to clear the code using an OBDII scanner, it is recommended to diagnose the root cause of the issue first and address it accordingly to prevent the code from reoccurring.