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January 23, 2013 Service bulletin

Flash reprogramming allows the ECU software to be updated without replacing the ECU. Flash calibration...

Lexus technical service bulletin L-SB-0015-10 Rev for 2007-2014 Lexus ES350, 2007-2014 Lexus RX350 and 2001-2003 Lexus RX300 and others.

Bulletin number
L-SB-0015-10 Rev
Component
Electrical system: software
Summary
Flash reprogramming allows the ECU software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are released as field-fix procedures described in individual Service Bulletins. This bulletin details the Techstream ECU flash reprograming process and outlines use of the TIS and the CUW.

Owners of these vehicles have filed 381 complaints in the electrical category.

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