horstwolf1
Seat Exeo Heating Issue
Summary of the thread
A 2009 Seat Exeo diesel has a seat heating issue where the seat doesn't warm up, and an error is logged in the system. The problem is suspected to be a defective heating mat. A similar case revealed that the thermal sensor within the heating element might fail, cutting power completely. The recommended solution is to have a workshop test and potentially replace the faulty heating element, which resolved the issue in this instance.
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4 comment(s)
horstwolf1 (community.author)
I did check the fuses, all seem to be fine. The error code just says 'Seat heating defective' - not very helpful! Did you end up replacing the whole seat, or just the heating element? And how did you pinpoint the exact problem?
manuelroth1
Yeah, 'Seat heating defective' is about as useful as a chocolate teapot, right? I didn't replace the whole seat, just the heating element. Basically, what happened with mine is that the thermal sensor within the heating element failed. It's designed to prevent overheating, but when it goes bad, it just cuts the power completely. I didn't diagnose it myself; I took it to a workshop. They can test the element directly to confirm if it's gone kaput. Save yourself the headache and let them have a look, it will be worth it.
horstwolf1 (community.author)
Alright, I appreciate the confirmation. I took it to a shop, and they confirmed the heating element in the seat was indeed faulty. 390€ later, and my backside is toasty again! Thanks for your help.
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SEAT
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EXEO
manuelroth1
Hey, I had something similar happen with my Exeo. The seat wouldn't get warm at all. Did you check the fuse for the seat heater? It's a simple thing, but worth a look. Also, does the error code give you any more specific information?