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Recent content by myers567

  1. M

    Model 3 completely dead this morning. What an experience. [dead 12v]

    This worked! Finally had chance to do it on the weekend. Was a little worried, because I really don't know what I'm doing, but found a pdf with steps and pictures and it was very easy. Lifted the back seat off with two levers that slide towards the driver's side, lifted a sytrofoam enclosure...
  2. M

    Model 3 completely dead this morning. What an experience. [dead 12v]

    I tried using a 9V and couldn't get it to open, though the 9V I used was new, the package was fairly old. At that point, I was pretty sure I needed a new battery anyways, so just bought the 12V from Cdn Tire. Because the HV system was faulting, it was only to get the car open, so I could...
  3. M

    2018 Model 3 Resistive Cabin Heater not working while driving

    Just the PTC heater faulting, I guess?
  4. M

    Model 3 completely dead this morning. What an experience. [dead 12v]

    I had to replace it to open the vehicle. I texted them when I had it towed to the service facility that I had replaced it to open the vehicle and install the tow hook. I informed them that the original battery was in the frunk. I asked them to fix all the issues with the car and informed them...
  5. M

    2018 Model 3 Resistive Cabin Heater not working while driving

    So my heater finally got fixed. After waiting forever for the part, my car came up with a warning that 'Car may not restart; schedule service'. Tesla responded that it was due to the PTC heater faulting, and that if affects the high voltage loop. Sure enough, next morning, car won't go into...
  6. M

    Model 3 completely dead this morning. What an experience. [dead 12v]

    Just came to this post, because I've had a similar experience with my 2018 Model 3 RWD LR. My 12V died, when my PTC heater failed. The heater has been on/off failing since January, and have been waiting for the part, but on a Friday a couple weeks ago, the car said that it 'may not restart...
  7. M

    2018 Model 3 Resistive Cabin Heater not working while driving

    Sorry for late reply, I thought I'd get an email if someone replied to my thread. Yes, I just did the software update. Tesla service is quote $1200 for PTC replacement (out of warranty, 175k miles). This article indicates a lot of people having the same problem - Older Tesla Model 3s without...
  8. M

    2018 Model 3 Resistive Cabin Heater not working while driving

    On my drive home from work last night, approx. -6ºC outside, the cabin heater was not working. The fan would work, but the air coming out was cold. Seat heaters worked. This morning, the cabin heated while plugged in to charge overnight, and was 22ºC by the time I got in the car, but as I...