B2214-00-(HVAC) CLIMATE CONTROL INTERNAL

For a complete wiring diagram, refer to the Wiring Information.

When Monitored:
With the ignition on.
Set Condition:
If the A/C Heater Control has an internal fault. This Diagnostic Trouble Code (DTC) has a maturing time of five seconds and a de-maturing time of 10 seconds. If the DTCs status changes from active to stored it will stay in memory for 100 ignition cycles.

Possible Causes
A/C HEATER CONTROL

Always perform the HVAC Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 28 - DTC-Based Diagnostics/HVAC - Standard Procedure) .

CHECK THE A/C HEATER CONTROL

Repair

Check for any controller software updates if applicable. If an update is available, reprogram the controller with the latest software. If no software updates are available, replace and program the A/C Heater Control in accordance with the Service Information. (Refer to 24 - Heating and Air Conditioning/Controls/CONTROL, A/C and Heater - Removal) .
Perform the HVAC VERIFICATION TEST. (Refer to 28 - DTC-Based Diagnostics/HVAC - Standard Procedure) .