Speed-measuring systems consist of tubes and sensors that measure air pressure generated by the plane's movement and compare it with surrounding air pressure.
A search for the cockpit voice recorder, the second so-called black box, remains underway.
Relatives weep as they pray for victims of the Lion Air jet that crashed into the Java Sea during a press conference in Jakarta, Indonesia on November 5, 2018.
The Boeing bulletin only reminds operators of the plane to follow existing procedures and doesn't require any physical fixes that could disrupt service.
Investigator Nurcahyo Utomo said investigators need to review maintenance records, including what problems were reported, what repairs were done including whether components were replaced, and how the repairs were tested before the 2-month-old plane was declared airworthy.
However, Bloomberg wrote that the pilots in the Lion Air crash reported an "erroneous airspeed indication" after taking off from Jakarta airport and before they slammed into the water at around 600 miles per hour, according to Indonesia's National Transportation Safety Committee.
Soerjanto Tjahjono, head of Indonesia's National Transportation Safety Committee told reporters that after one flight from Bali to Jakarta - the last flight before the crash - the left and right AOA sensors were found to disagree by 20 degrees.
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The Chicago-based planemaker has delivered 219 Max, the latest and most advanced 737 jets, since the new models made their commercial debut past year with a Lion Air subsidiary.
At the same time it will alert the pilot about the minimum speed to warn that the plane may be near staling - this causes the pilot's control column to shake as a warning - but will be contradicted by the speed indicators on the flight deck.
The budget carrier has been a regular target of complaints about poor service, unreliable scheduling and safety issues, including a fatal 2004 crash.
Rescuers use a crane to retrieve part of the landing gears of the crashed Lion Air jet from the sea floor in the waters of Tanjung Karawang, Indonesia, Sunday, Nov. 4, 2018. "We ask NTSB and Boeing to work on this to prevent same accident happening in the future".
Civil Aviation authorities in the United States and Europe were also being consulted for their help in the probe, he added.
Problems with the plane's last flight before the crash, from Denpasar on Bali to Jakarta, were widely reported. Due to the force of the crash into the sea, so far no bodies have been found intact. "But we can't find the CVR yet", Muhammad Syaugi said.
" 'Currently we are looking for the cause of [the] problem, ' he said". "We have flaws, but we [are] doing the best we can".
Safety experts said investigators will look at why Lion Air didn't ground the plane if it experienced recurring problems with the sensors and subject it to more rigorous inspection and testing until the problem was fixed.