Light parameters
The Lexus RX 350 has 6 light parameters.
● Confirmed◆ In testing○ Supported× Not supported
Hazard switch history LEXUS_HAZARD_SWITCH_HISTORYConfirmed
- Request
21 BC - Service 21
PID BC - Module
7B0 - Every
30 s - Testing
Example reply from a 2017 Lexus RX 350.
Bit 2 of the reply.
0b1 = 1 → COMPLETE
- Unit
- Named states
| Raw value | State | Meaning |
|---|---|---|
0 | INCOMPLETE | Incomplete |
1 | COMPLETE | Complete |
Confirmed for 2010, 2013, 2015, 2017. In testing for 2007 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005 to 2006, 2020, 2022, 2025 to 2026.
Oil pressure switch LEXUS_EOP_LIGHTConfirmed
- Request
21 12 - Service 21
PID 12 - Module
7C0 → 7C8 - Every
1 s - Testing
Example reply from a 2022 Lexus RX 350.
Bit 35 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- Off or on
Confirmed for 2010, 2013, 2015, 2017, 2020, 2022. In testing for 2007, 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005 to 2006, 2008, 2025 to 2026.
Rheostat LEXUS_RHEOSTAT
Higher values are brighter
- Request
21 68 - Service 21
PID 68 - Module
7C0 → 7C8 - Every
1 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
val- Range
- 0 to 255
- Unit
- Number
In testing for 2007 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005 to 2006, 2010, 2013, 2015, 2017, 2020, 2022, 2025 to 2026.
Stop light LEXUS_STOP_LIGHT_SWConfirmed
- Request
21 1F - Service 21
PID 1F - Module
7B0 → 7B8 - Every
2 s - Testing
Example reply from a 2017 Lexus RX 350.
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 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 LEXUS_STOP_LIGHT_SWITCHConfirmed
- Request
21 25 - Service 21
PID 25 - Module
7E0 → 7E8 - Every
1 s - Testing
Example reply from a 2015 Lexus RX 350.
Bit 5 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- Number
Confirmed for 2010, 2013, 2015. In testing for 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 LEXUS_STOP_LIGHT_RELAYConfirmed
- Request
21 3C - Service 21
PID 3C - Module
7B0 → 7B8 - Every
1 s - Testing
Example reply from a 2017 Lexus RX 350.
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 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.