6R140 2012 transmission characterization update fails

Testing new functions
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Houston7
Posts: 1
Joined: Sat Jan 14, 2023 9:33 pm
Vehicle: LARIAT 6.7 powerstroke f250 2012

6R140 2012 transmission characterization update fails

Post by Houston7 »

hey everyone im new here, 2012 6.7 powerstroke. just installed new valve body and every time i try to go in and do the "transmission characterization update" it starts trying to and then says "service procedure has been interrupted".... Any help is appreciated i tried it first with a cheap elm327 no luck and now im trying with a OBDLink ex with no luck. need to get this truck on the road. thanks
Ecmbuster
Posts: 2433
Joined: Sun Mar 15, 2015 4:08 am
Vehicle: Subaru, Volvo Bertone and two Motorcycles
Location: On a spinning rock

Re: 6R140 2012 transmission characterization update fails

Post by Ecmbuster »

Reset the PCM / TCM and maintain a power supply on the battery at all times.
Maintain the power supply on the laptop - don't waste your time with a mac, use a PC.
Look at these, realize they're not an exact match.

https://www.youtube.com/watch?v=-XmlXsy1nwQ

https://www.youtube.com/watch?v=ywonL52c3N8

Read the included document.
6R140 Transmission Solenoid Strategy Code.pdf
(305.03 KiB) Downloaded 345 times
Post your images and results.
Do not ask for help in PM. Use the forum to ask and answer questions! There's a special place for NOT following up!
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