HVAC, MTC

B2214-00-(HVAC) CLIMATE CONTROL INTERNAL



- When Monitored:
With the ignition on.

- Set Condition:
If the A/C Heater Control has an internal fault. This DTC has a maturing time of five seconds and a de-maturing time of 10 seconds. If the DTC's status changes from active to stored it will stay in memory for 100 ignition cycles.





Always perform the HVAC Pre-Diagnostic Troubleshooting procedure before proceeding. Initial Inspection and Diagnostic Overview.
CHECK THE A/C HEATER CONTROL

Repair

- Check for any controller software updates. 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.
- Perform HVAC VERIFICATION TEST HVAC Verification Test.