Forscan for 2021

Digger

Tremor Member
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2020 f250 tremor
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Ff
Has anyone changed tpms on a 21 yet i did it on my 2020 tremor but can’t get it to open when hooked up to the 21
 
2021 is above my pay grade, please let us know when you find the code.
 
I am going to try soon. Anybody try it yet?
 
...
 
It's in plain english under the BdyCM Module Configuration.
TPM - Placard Front (psi)
TPM - Placard Rear (psi)
Enter the value PSI you want for each.
1609649239453.png
 
Where do you get one of these Forscan tools?
 
Here is the Forscan thread in this forum:
 
Has anyone changed tpms on a 21 yet i did it on my 2020 tremor but can’t get it to open when hooked up to the 21
Did you update forscan?

As each model cones out forscan has to up date the software to read the new model years .... The version I have that works for me will only work up 2020 and can't do 2021
 
Did you update forscan?

As each model cones out forscan has to up date the software to read the new model years .... The version I have that works for me will only work up 2020 and can't do 2021
is this the latest? I downloaded this last night FORScan for Windows v2.3.38
 
Hello,
I initiated the ForScan for my 2021 Tremor today and have encountered an issue. I changed the parameters for "low tire pressure" on the TPMS and now the TPMS is completely not working. Have tried resetting etc and went back over it 3 times, but no luck.
Anyone else have this issue. Trying to run my tires at 60 psi front and back to help with tire drift with the Duratrac tires.
 
I'm curious how this ends up.

My rear tires came set at 80 p.s.i. Ford Pass notes it should be 60 all around for my 7.3 Lariat Tremor. I adjusted down to 70 initially and the tires rode great; no squirm, no drift, just perfect. Lowered it to 65 and it the truck rode better. Saturday, I lowered it to 61 (Why 61 and not 60? That just happened to be where I stopped. ) and the truck ride even better. So this morning the TPMS warning light went on. Tires are still at 61 p.s.i. I don't want to put more air in them as its riding and driving beautifully at that pressure.
 
Hello,
I initiated the ForScan for my 2021 Tremor today and have encountered an issue. I changed the parameters for "low tire pressure" on the TPMS and now the TPMS is completely not working. Have tried resetting etc and went back over it 3 times, but no luck.
Anyone else have this issue. Trying to run my tires at 60 psi front and back to help with tire drift with the Duratrac tires.
You can also just do TPMS relearn procedure.
Turn on ignition
Turn hazards on and off 3 times (prosecute will initiate with a message on the dash and a honk)

let out air of the front drivers tire until honk then repeat in order clockwise. The dash will also note what position to do next.
just did this today with mine as I reprogrammed for 45psi. Works great after then reinflated the tires. FordPass also matches your programmed pressure which is nice.

Edit: I should note this does NOT change your TPMS range this just will give you values back on your dash without driving around after adjusting with forscan.
 
Last edited:
Hello,
I initiated the ForScan for my 2021 Tremor today and have encountered an issue. I changed the parameters for "low tire pressure" on the TPMS and now the TPMS is completely not working. Have tried resetting etc and went back over it 3 times, but no luck.
Anyone else have this issue. Trying to run my tires at 60 psi front and back to help with tire drift with the Duratrac tires.
Mine did that too. I drove around a few miles and it started working again.
 
You can also just do TPMS release procedure.
Turn on ignition
Turn hazards on and off 3 times (prosecute will initiate with a message on the dash and a honk)

let out air of the front drivers tire until honk then repeat in order clockwise. The dash will also note what position to do next.
just did this today with mine as I reprogrammed for 45psi. Works great after then reinflated the tires. FordPass also matches your programmed pressure which is nice.
Where did you find the instructions on doing this? This is the first time I have herd of this and would like to give it a try.
 
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