The 2020 world champion was operating inside the highest six within the early phases of the 20-lap race at Sepang earlier than he began to drop off the tempo.
With three laps to go, Mir ran off monitor at Flip 1 and dropped out of the highest 10 to 19th, which he later defined was right down to him having no energy in his proper arm to brake correctly.
Mir says this bout of arm pump – identified medically as compartment syndrome – got here as a shock as he by no means often suffers from it, however will now contemplate surgical procedure within the winter forward of his change to Honda in 2023.
“It appears like I had an episode of arm pump,” Mir mentioned after Sunday’s Malaysian GP.
“Within the earlier years here’s a monitor that usually you possibly can have a bit bit as a result of it’s fairly demanding. However not like this.
“I couldn’t perceive the stress I used to be doing and I misplaced all of the energy on the suitable arm. That’s what occurred.
“It’s a disgrace as a result of the staff did an incredible job and the bike was sturdy, I used to be in a position to be sturdy.
“Then throughout the race I didn’t really feel any drop on the rear tyre. I had a drop however not a brilliant one.
“So, for one half I’m glad as a result of we confirmed essential potential in the beginning of the race. However then these items you possibly can’t management [happen].
Joan Mir, Staff Suzuki MotoGP
Photograph by: Gold and Goose / Motorsport Images
“What makes me unhappy is I didn’t see it coming, as a result of usually I at all times complain about my again, or the neck, however I by no means complain in regards to the arm.
“I need to see the physician to keep away from it occurring once more as a result of I can’t enable this to occur to me once more. It will possibly’t be a cause to complete the weekend like this.
“Sure, significantly I believe [surgery] it may be a very good possibility. Truthfully, in case you put every part collectively after which we take into consideration why we had this downside: we modified a entrance stage in the beginning of the weekend as a result of I urged it.
“Then I had some abdomen issues, which I don’t know, may make it worse. Possibly a bit little bit of every part is what brought on this large downside.”
Mir says he thought of retiring late within the race because of the arm pump situation, however needed to see the chequered flag.
“From roughly half of the race,” he replied when requested when the issue struck.
“The final 10 laps have been actually a problem. I used to be not in a position to contact the entrance brake and put stress on it.
“There was a second I nearly thought to cease as a result of it doesn’t make a number of sense to trip like this. However I needed to complete.”