As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR TEMP NEEDLE SHOWING ERRATIC INDICATIONS WITH SWITCH IN ALL DIFFERENT POSITIONS. REPLACED P5-17 TEMP. CONTROL MODULE AND CABIN TEMP CONTROL INDICATOR. REF TASK 21-61-15-400-801 AND TASK 21-61-32-400-801. TEMP CONTROL INDICATION OPS NORMAL, REF TASK 21-61-00-700-806-002 AND TASK 21-61-00-700-807-002.