2002 Chrysler 300 heater displays code 23

2002 CHRYSLER 300
Avatar
TOM NEHLSEN
  • MEMBER
  • 1 POST
Heater problem
2002 Chrysler 300 6 cyl 125000 miles

replaced heater core automatic system code 23 no feedback response what could it be
Mar 20, 2009 at 7:31 AM
Advertisement
Avatar
MERLIN2021
  • ✓Experienced Mechanic
  • 17,250 POSTS
HVAC SYSTEM CALIBRATION This procedure may be performed on both the ATC and MTC system. 1. Start engine and let run. 2. If the vehicle has an ATC system, turn the control head on. 3. Set the temperature controls to the full cold position for 2 minutes. 4. Set the temperature controls to the full heat position for 5 minutes. © 2008 Mitchell Repair Information Co., LLC. Page 1 of 1 AUTOMATIC A/C-HEATER SYSTEMS -2002 Chrysler 300M Special 3/20/2009 http://www.ondemand5.com/mric/common/asp/printart.aspx
Try this code 23 is blend door actuator feedback problem, but recalibrate the system and retest.
Mar 20, 2009 at 7:39 AM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.