Light parameters
The Lexus RX has 3 light parameters.
● Confirmed◆ In testing○ Supported× Not supported
Stop light RX_STOP_LIGHT_SWConfirmed
- Request
21 1F - Service 21
PID 1F - Module
7B0 → 7B8 - Every
1 s - Testing for 1999 to 2005, 2007 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2026
Example reply from a 2017 Lexus RX.
Bit 0 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- Off or on
Confirmed for 2006, 2010, 2013, 2015, 2017. In testing for 1999 to 2001, 2003 to 2004, 2007, 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005, 2008, 2020, 2022, 2025 to 2026.
Stop light RX_STOP_LIGHT_SWITCHConfirmed
- Request
21 25 - Service 21
PID 25 - Module
7E0 → 7E8 - Every
1 s - Testing for 1999 to 2009, 2011 to 2012, 2014, 2016 to 2026
Example reply from a 2015 Lexus RX.
Bit 5 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- Number
Confirmed for 2010, 2013, 2015. In testing for 1999 to 2001, 2003 to 2004, 2007, 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005 to 2006, 2008, 2017, 2020, 2022, 2025 to 2026.
Stop light relay RX_STOP_LIGHT_RELAYConfirmed
- Request
21 3C - Service 21
PID 3C - Module
7B0 → 7B8 - Every
1 s - Testing for 1999 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2026
Example reply from a 2017 Lexus RX.
Bit 0 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- Off or on
Confirmed for 2010, 2013, 2015, 2017. In testing for 1999 to 2001, 2003 to 2004, 2007, 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005 to 2006, 2008, 2020, 2022, 2025 to 2026.