VF Segment(S)/Led(S) Inoperative or Will Not Dim

Test 1 - 3:

SYMPTOM
VF SEGMENT(S)/LED(S) INOPERATIVE OR WILL NOT DIM

POSSIBLE CAUSES
- Outside air temperature display inaccurate or inoperative
- Automatic temperature control (ATC) DTC(s) present
- Automatic temperature control (ATC)