Cruise control parameters
The Lexus RX 350 has 14 cruise control parameters.
● Confirmed◆ In testing○ Supported× Not supported
Cancel switch LEXUS_CC_CANCEL_SWITCH_ONConfirmed
- Request
21 21 - Service 21
PID 21 - Module
7E0 → 7E8 - Every
1 s - Testing
Example reply from a 2015 Lexus RX 350.
Bit 37 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- Off or on
Confirmed for 2010, 2013, 2015. In testing for 2006 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005, 2017, 2020, 2022, 2025 to 2026.
Coast switch LEXUS_CC_LIVE_SET_COAST_SWITCH_ONConfirmed
- Request
21 21 - Service 21
PID 21 - Module
7E0 → 7E8 - Every
1 s - Testing
Example reply from a 2015 Lexus RX 350.
Bit 36 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- Off or on
Confirmed for 2010, 2013, 2015. In testing for 2006 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005, 2017, 2020, 2022, 2025 to 2026.
Cruise control indicator LEXUS_CC_CCS_INDICATOR_M_CPU_ONConfirmed
- Request
21 21 - Service 21
PID 21 - Module
7E0 → 7E8 - Every
1 s - Testing
Example reply from a 2015 Lexus RX 350.
Bit 26 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- Off or on
Confirmed for 2010, 2013, 2015. In testing for 2006 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005, 2017, 2020, 2022, 2025 to 2026.
Cruise control ready? LEXUS_CC_CCS_READY_M_CPU_ONConfirmed
- Request
21 21 - Service 21
PID 21 - Module
7E0 → 7E8 - Every
1 s - Testing
Example reply from a 2015 Lexus RX 350.
Bit 28 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- No or yes
Confirmed for 2010, 2013, 2015. In testing for 2006 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005, 2017, 2020, 2022, 2025 to 2026.
Cruise control speed LEXUS_CC_SConfirmed
- Request
21 21 - Service 21
PID 21 - Module
7E0 → 7E8 - Every
1 s - Testing
Example reply from a 2015 Lexus RX 350.
Bits 8 to 15 of the reply, 8 bits.
0x00 = 0 → 0 km/h
- Formula
val- Range
- 0 to 255 km/h
- Unit
- km/h
Confirmed for 2006, 2008, 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, 2017, 2020, 2022, 2025 to 2026.
Cruise control speed LEXUS_CC_VSSConfirmed
- Request
21 21 - Service 21
PID 21 - Module
7E0 → 7E8 - Every
1 s - Testing
Example reply from a 2015 Lexus RX 350.
Bits 0 to 7 of the reply, 8 bits.
0x00 = 0 → 0 km/h
- Formula
val- Range
- 0 to 255 km/h
- Unit
- km/h
Confirmed for 2006, 2008, 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, 2017, 2020, 2022, 2025 to 2026.
Cruise control stop light switch 1 LEXUS_CC_STOP_LIGHT_SWITCH_1_ONConfirmed
- Request
21 21 - Service 21
PID 21 - Module
7E0 → 7E8 - Every
1 s - Testing
Example reply from a 2015 Lexus RX 350.
Bit 32 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- Off or on
Confirmed for 2010, 2013, 2015. In testing for 2006 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005, 2017, 2020, 2022, 2025 to 2026.
Cruise control stop light switch 2 LEXUS_CC_STOP_LIGHT_SWITCH_2_ONConfirmed
- Request
21 21 - Service 21
PID 21 - Module
7E0 → 7E8 - Every
1 s - Testing
Example reply from a 2015 Lexus RX 350.
Bit 33 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- Off or on
Confirmed for 2010, 2013, 2015. In testing for 2006 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005, 2017, 2020, 2022, 2025 to 2026.
Cruise control, activated? LEXUS_CC_CC_ONConfirmed
- Request
21 21 - Service 21
PID 21 - Module
7E0 → 7E8 - Every
1 s - Testing
Example reply from a 2015 Lexus RX 350.
Bit 25 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- No or yes
Confirmed for 2010, 2013, 2015. In testing for 2006 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005, 2017, 2020, 2022, 2025 to 2026.
Cruise control, main switch LEXUS_CC_MAIN_SW_M_CPU_ONConfirmed
- Request
21 21 - Service 21
PID 21 - Module
7E0 → 7E8 - Every
1 s - Testing
Example reply from a 2015 Lexus RX 350.
Bit 30 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- Off or on
Confirmed for 2010, 2013, 2015. In testing for 2006 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005, 2017, 2020, 2022, 2025 to 2026.
Cruise control, on LEXUS_CC_ONConfirmed
- Request
21 21 - Service 21
PID 21 - Module
7E0 → 7E8 - Every
1 s - Testing
Example reply from a 2015 Lexus RX 350.
Bit 24 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- Off or on
Confirmed for 2010, 2013, 2015. In testing for 2006 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005, 2017, 2020, 2022, 2025 to 2026.
Distance from bumper to target LEXUS_IA_CC_TGT_DIST
- Request
22 D9 01 - Service 22
DID D901 - Module
793 → 79B - Every
250 ms - Testing
Bits 8 to 15 of the reply, 8 bits.
- Formula
(val ÷ 4)- Range
- 0 to 63.75 m
- Unit
- m
In testing for 2002, 2005 to 2016, 2018 to 2026. Not supported for 2017.
Requested driving force LEXUS_CC_DRIVING_FORCEConfirmed
- Request
21 21 - Service 21
PID 21 - Module
7E0 → 7E8 - Every
1 s - Testing
Example reply from a 2015 Lexus RX 350.
Bits 16 to 23 of the reply, 8 bits.
0x00 = 0 → (0 × 102 ÷ 255 − 51.2) = -51.2
- Formula
(val × 102 ÷ 255 − 51.2)- Range
- -51.2 to 50.8
- Unit
- Number
Confirmed for 2010, 2013, 2015. In testing for 2006 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005, 2017, 2020, 2022, 2025 to 2026.
Resume/accelerate switch LEXUS_CC_RES_ACC_SWITCH_ONConfirmed
- Request
21 21 - Service 21
PID 21 - Module
7E0 → 7E8 - Every
1 s - Testing
Example reply from a 2015 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. In testing for 2006 to 2009, 2011 to 2012, 2014, 2016, 2018 to 2019, 2021, 2023 to 2024. Not supported for 2002, 2005, 2017, 2020, 2022, 2025 to 2026.