B10B2 RAM - A/C Cool Down Test Performance

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What does this mean?

B10B2 RAM Possible Causes

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

First diagnose B10B2 RAM code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

Cost of diagnosing the B10B2 RAM code

    Labor: 1.0

    The cost of diagnosing the B10B2 RAM code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

B10B2 RAM Possible Symptoms

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

B10B2 RAM Meaning

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 RAM - A/C Cool Down Test Performance - Engine-Codes.com

B10B2 RAM More Information

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

Related Information