Lexus IS

Orientation parameters

The Lexus IS has 12 orientation parameters.

● Confirmed◆ In testing○ Supported× Not supported

How to read a parameter card

Lateral g IS_LAT_GConfirmed

  • Request21 47
  • Service 21PID 47
  • Module7B0 → 7B8
  • Every250 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.

  1. The parameter's name and its ID in the OBDb. Confirmed shows when a response from a real car confirms the parameter.
  2. The clutch mark shows a Connectable, a parameter that Pelican surfaces in its interface.
  3. The service and PID/DID asked for, the control module it's sent to, and how often Pelican asks.
  4. The reply's bytes. The parameter's bytes are blue. Bytes for other parameters in the same reply are grayed out. Hover over a byte to see the parameter it represents.
  5. Where the parameter is in the response, and how Pelican converts the raw value into a value.
  6. A real reply, decoded. The raw value comes first, then the reading.
  7. Which model years have tested this parameter.

Deceleration IS_DECEL

  • Request21 05
  • Service 21PID 05
  • Module7B0 → 7B8
  • Every250 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

  • Request21 05
  • Service 21PID 05
  • Module7B0 → 7B8
  • Every250 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

  • Request21 BE
  • Service 21PID BE
  • Module7B0 → 7B8
  • Every250 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

  • Request21 47
  • Service 21PID 47
  • Module7B0 → 7B8
  • Every250 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

  • Request21 47
  • Service 21PID 47
  • Module7B0 → 7B8
  • Every250 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

  • Request21 06
  • Service 21PID 06
  • Module7B0 → 7B8
  • Every250 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

  • Request21 06
  • Service 21PID 06
  • Module7B0 → 7B8
  • Every250 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

  • Request21 47
  • Service 21PID 47
  • Module7B0 → 7B8
  • Every250 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

  • Request21 BE
  • Service 21PID BE
  • Module7B0 → 7B8
  • Every250 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

  • Request21 46
  • Service 21PID 46
  • Module7B0 → 7B8
  • Every3600 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

  • Request21 46
  • Service 21PID 46
  • Module7B0 → 7B8
  • Every3600 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

  • Request21 A1
  • Service 21PID A1
  • Module7B0 → 7B8
  • Every3600 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.

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