1998 Lexus ES 300 AUTOMATIC A/C-HEATER SYSTEM TROUBLE CODES

1998 LEXUS ES 300
189,458 MILES • 6 CYL • FWD • AUTOMATIC
Avatar
LIGHTGAZER101
  • MEMBER
  • 3 POSTS
AUTOMATIC A/C-HEATER SYSTEM TROUBLE CODES #12. What does it mean and how do I fix it?
Jan 28, 2009 at 1:27 PM
Advertisement
Avatar
ZACKMAN
  • ASE Certified Mechanic
  • 4,202 POSTS
  • ASE Certified Mechanic


https://images.2carpros.com/forum/automotive_pictures/55316_98es300code12_1.jpg


https://images.2carpros.com/forum/automotive_pictures/55316_98es300_1.jpg

Figure 5


https://images.2carpros.com/forum/automotive_pictures/55316_98es300code12_2_1.jpg


https://images.2carpros.com/forum/automotive_pictures/55316_98es300code12_3_1.jpg

Jan 28, 2009 at 7:14 PM
Avatar
LIGHTGAZER101
  • MEMBER
  • 3 POSTS
Temperature reads 122F on display, I have tested the Ohms on the Sensor and has a Zero reading (no resistance) Does this mean the Sensor is bad?
Jan 28, 2009 at 9:08 PM
Avatar
ZACKMAN
  • ASE Certified Mechanic
  • 4,202 POSTS
  • ASE Certified Mechanic
Yes, the sensor is bad.
Jan 28, 2009 at 10:44 PM
Avatar
LIGHTGAZER101
  • MEMBER
  • 3 POSTS
Thanks you guys are awsome...
Jan 29, 2009 at 9:03 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.