AutoCodes.com | All About OBDII Engine Codes
AutoCodes - Generic - B10B2

B10B2 Code - A/C Cool Down Test Performance

- Code Popularity: 2,330 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
Share on Facebook   Share on Twitter   Share on Linkedin

What are the Possible Causes of the DTC B10B2?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty A/C Heater Controller
  • A/C Heater Controller harness is open or shorted
  • A/C Heater Controller circuit poor electrical connection
⚠ Does your Car have Safety Recalls? → Check here

How to Fix the DTC B10B2?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

Search for B10B2 Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B10B2 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

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

Need More Information on the Code?

Need more information on how to fix the B10B2 code? Get Access to Factory Service Manuals

Information for Specific Makes

Need Help with the Code?

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

Code B10B2 comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the B10B2 code? Have you replaced any parts?
Any information is appreciated. Thanks