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Engine Block heater working

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Old Jan 27, 2025 | 06:21 AM
  #16  
Galllagha's Avatar
Galllagha
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From: Pennsylvania
To ensure the block heater is working efficiently:
1. Check the cord and plug : Verify that the cord and plug are in good condition, free from damage or corrosion.
2. Verify the outlet : Ensure the outlet you're using is functioning properly and providing power to the block heater.
3. Consult the owner's manual : Familiarize yourself with the recommended usage and guidelines for the block heater, as outlined in your owner's manual. By following these tips, you'll be able to determine if your engine block heater is working correctly and be better prepared for future cold-weather starts
 
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Old Jan 28, 2025 | 12:10 AM
  #17  
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Originally Posted by erich505
How can you tell if the engine block heater is working? .
look here. youve been led astray by alot of hair brain ideas that frankly are rather funny. look for sparks ? listen for clicks ? feel if the cords getting hot ? LOL . i cant believe what im reading. go borrow the neighbors multimeter and set it to ohm and put the probes on the plug flat blades. youll know in seconds if the heat element , both plug ends and cord are in good order. return meter and go finish watching tv. done
 
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Old Jan 29, 2025 | 11:43 AM
  #18  
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From: Alpine, Tx
I've been using my block heater a lot lately. Low temps in the 20's and a few days in the teens. When starting with the heater on the temp gage will show about 90 and will start rising immediately. Without the heater, it will read 86 for a few minutes until water temp catches up to the gage. I don't see outside temps much lower than the teens, but I like having the option of plugging in. Not bad for a $100 option.
 
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Old Feb 2, 2025 | 10:52 AM
  #19  
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Originally Posted by HFM
My truck took an update a couple of days ago and now ECT never reads below 86F. Talked to a buddy today and his truck is now not reading below 86F after an update. It’s been single digits ambient temps. Trans and oil temps are reading correctly.
Hmm wonder what’s up with that.
I have no idea why the gauge cluster will not indicate lower than 86f regardless of how much lower the coolant temperature actually is. Engine oil and transmission will read lower, however. I added two idash units and they display coolant temperature as it is measured. Here in north Florida we got into the 20’s a few weeks ago (very cold for us here) and the idash was within a few degrees of ambient temps the whole time at startup. Must be something with how the cluster reads the math from the sensors as coolant, trans and engine oil temps will be a few degrees off from what the idash displays. Same thing for other parameters like boost and DPF soot load too.
 
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Old Feb 19, 2025 | 07:19 AM
  #20  
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Using a Kill-a-Watt is the easiest way. Here is the one I use.
 
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