Orientation parameters
The Lexus IS has 12 orientation parameters.
● Confirmed◆ In testing○ Supported× Not supported
Deceleration IS_DECEL
- Request
21 05 - Service 21
PID 05 - Module
7B0 → 7B8 - Every
250 ms - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 36.36 ÷ 255 − 18.18)- Range
- -18.18 to 18.18 m/s²
- Unit
- m/s²
In testing for 1998 to 2022, 2024, 2026. Not supported for 2023, 2025.
Deceleration 2 IS_DECEL_2
- Request
21 05 - Service 21
PID 05 - Module
7B0 → 7B8 - Every
250 ms - Testing
Bits 8 to 15 of the reply, 8 bits.
- Formula
(val × 36.36 ÷ 255 − 18.18)- Range
- -18.18 to 18.18 m/s²
- Unit
- m/s²
In testing for 1998 to 2022, 2024, 2026. Not supported for 2023, 2025.
Deceleration open IS_DECELERATION_OPEN
- Request
21 BE - Service 21
PID BE - Module
7B0 → 7B8 - Every
250 ms - Testing
Bit 6 of the reply.
- Formula
val- Range
- 0 to 1
- Unit
- No or yes
In testing for 1998 to 2022, 2024, 2026. Not supported for 2023, 2025.
Lateral g IS_LAT_GConfirmed
- Request
21 47 - Service 21
PID 47 - Module
7B0 → 7B8 - Every
250 ms - Testing for 1998 to 2008, 2010 to 2012, 2015, 2018 to 2026
Example reply from a 2017 Lexus IS.
Bits 0 to 7 of the reply, 8 bits. The value is signed.
0x00 = 0 → (0 ÷ 50) = 0 g
- Formula
(val ÷ 50)- Range
- -2.5 to 2.5 g
- Unit
- g
Confirmed for 2009, 2013 to 2014, 2016 to 2017. In testing for 1998 to 2006, 2008, 2010 to 2012, 2015, 2018 to 2020. Not supported for 2007, 2022 to 2023.
Longitudinal g IS_LNG_GConfirmed
- Request
21 47 - Service 21
PID 47 - Module
7B0 → 7B8 - Every
250 ms - Testing for 1998 to 2008, 2010 to 2012, 2015, 2018 to 2026
Example reply from a 2017 Lexus IS.
Bits 8 to 15 of the reply, 8 bits. The value is signed.
0x01 = 1 → (1 ÷ 50) = 0.02 g
- Formula
(val ÷ 50)- Range
- -2.5 to 2.5 g
- Unit
- g
Confirmed for 2009, 2013 to 2014, 2016 to 2017. In testing for 1998 to 2006, 2008, 2010 to 2012, 2015, 2018 to 2020. Not supported for 2007, 2022 to 2023.
Yaw rate sensor IS_YAW_RATE_7B0
- Request
21 06 - Service 21
PID 06 - Module
7B0 → 7B8 - Every
250 ms - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val − 128)- Range
- -128 to 127 °
- Unit
- °
In testing for 1998 to 2022, 2024, 2026. Not supported for 2023, 2025.
Yaw rate sensor, alternate IS_YAW_RATE2
- Request
21 06 - Service 21
PID 06 - Module
7B0 → 7B8 - Every
250 ms - Testing
Bits 8 to 15 of the reply, 8 bits.
- Formula
(val − 128)- Range
- -128 to 127 °
- Unit
- °
In testing for 1998 to 2022, 2024, 2026. Not supported for 2023, 2025.
Yaw rate value IS_YAW_RATEConfirmed
- Request
21 47 - Service 21
PID 47 - Module
7B0 → 7B8 - Every
250 ms - Testing for 1998 to 2008, 2010 to 2012, 2015, 2018 to 2026
Example reply from a 2017 Lexus IS.
Bits 16 to 23 of the reply, 8 bits.
0x80 = 128 → (128 − 128) = 0 °
- Formula
(val − 128)- Range
- -128 to 127 °
- Unit
- °
Confirmed for 2009, 2013 to 2014, 2016 to 2017. In testing for 1998 to 2006, 2008, 2010 to 2012, 2015, 2018 to 2020. Not supported for 2007, 2022 to 2023.
Yaw rate, error IS_YAW_RATE_OPEN_ERROR
- Request
21 BE - Service 21
PID BE - Module
7B0 → 7B8 - Every
250 ms - Testing
Bit 5 of the reply.
- Formula
val- Range
- 0 to 1
- Unit
- No or yes
In testing for 1998 to 2022, 2024, 2026. Not supported for 2023, 2025.
Zero point of deceleration IS_ZP_DEC
- Request
21 46 - Service 21
PID 46 - Module
7B0 → 7B8 - Every
3600 s - Testing
Bits 0 to 7 of the reply, 8 bits. The value is signed.
- Formula
(val ÷ 50)- Range
- -2.56 to 2.54 g
- Unit
- g
In testing for 1998 to 2022, 2024, 2026. Not supported for 2023, 2025.
Zero point of deceleration 2 IS_ZP_DEC2
- Request
21 46 - Service 21
PID 46 - Module
7B0 → 7B8 - Every
3600 s - Testing
Bits 8 to 15 of the reply, 8 bits. The value is signed.
- Formula
(val ÷ 50)- Range
- -2.56 to 2.54 g
- Unit
- g
In testing for 1998 to 2022, 2024, 2026. Not supported for 2023, 2025.
Zero point of yaw rate IS_ZERO_POINT_OF_YAW_RATE
- Request
21 A1 - Service 21
PID A1 - Module
7B0 → 7B8 - Every
3600 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val − 128)- Range
- -128 to 127
- Unit
- Number
In testing for 1998 to 2024, 2026. Not supported for 2025.