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March 26, 2020 Service bulletin

TT: For proper calibration of the millimeter wave radar sensor, the vehicle must be on a level surface

Lexus technical service bulletin L-TT-0284-20 for 2007-2015 Lexus ES350, 2011-2015 Lexus RX350 and 2006-2015 Lexus IS 250 and others.

Bulletin number
L-TT-0284-20
Component
Equipment
Summary
TT: For proper calibration of the millimeter wave radar sensor, the vehicle must be on a level surface. If a level surface is not available, this tech tip should be used in conjunction with the repair manual to set the angle of the front millimeter wave radar sensor and reflector height before performing beam axis adjustment.

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