Control parameters

The Toyota Yaris has 41 control parameters.

● Confirmed◆ In testing○ Supported× Not supported

A/C compressor `YARIS_A_C_COMPRESSOR`

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Bit 64 of the reply.

Formula: val
Range: 0 to 1
Unit: Off or on

In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Supported for 2015, 2017, 2022, 2024. Not supported for 2007, 2010, 2025.

Accelerator pedal `YARIS_ACCEL_PEDAL`

Request22 10 59
Service 22DID 1059
Module700 → 708
Every250 ms
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: (val ÷ 1.42 − 28.873)
Range: 0 to 100 %
Unit: %

In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2019 to 2021, 2026. Not supported for 2007, 2010, 2015, 2017 to 2018, 2022 to 2025.

Accelerator pedal, position 1 `YARIS_ACC_PEDAL_POS_1`Confirmed

Request22 1F 49
Service 22DID 1F49
Module7D2 → 7DA
Every1 s
Testing for 2026

Example reply from a 2025 Toyota Yaris.

Bits 0 to 7 of the reply, 8 bits.

0x28 = 40 → (40 × 100 ÷ 255) = 15.686275 %

Formula: (val × 100 ÷ 255)
Range: 0 to 100 %
Unit: %

Confirmed for 2024 to 2025. In testing for 2026. Not supported for 2007, 2010, 2015, 2017 to 2018, 2022 to 2023.

Accelerator pedal, position 2 `YARIS_ACC_PEDAL_POS_2`Confirmed

Request22 1F 4A
Service 22DID 1F4A
Module7D2 → 7DA
Every1 s
Testing for 2026

Example reply from a 2025 Toyota Yaris.

Bits 0 to 7 of the reply, 8 bits.

0x51 = 81 → (81 × 100 ÷ 255) = 31.764706 %

Formula: (val × 100 ÷ 255)
Range: 0 to 100 %
Unit: %

Confirmed for 2024 to 2025. In testing for 2026. Not supported for 2007, 2010, 2015, 2017 to 2018, 2022 to 2023.

Accelerator sensor voltage, 1 `YARIS_ACCEL_SENS_1_VOLT`Confirmed

Request21 01
Service 21PID 01
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2006, 2008 to 2009, 2011 to 2014

Example reply from a 2015 Toyota Yaris.

Bits 136 to 143 of the reply, 8 bits.

0x28 = 40 → (40 × 100 ÷ 255) = 15.686275 %

Formula: (val × 100 ÷ 255)
Range: 0 to 100 %
Unit: %

Confirmed for 2015. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014. Supported for 2007, 2010.

Accelerator sensor voltage, 1 `YARIS_ACCEL_SENS_1_VOLT_V2`Confirmed

Request21 01
Service 21PID 01
Module7E0 → 7E8
Every1 s
Testing for 2018 to 2020

Example reply from a 2017 Toyota Yaris.

Bits 144 to 151 of the reply, 8 bits.

0x29 = 41 → (41 × 100 ÷ 255) = 16.078431 %

Formula: (val × 100 ÷ 255)
Range: 0 to 100 %
Unit: %

Confirmed for 2017. In testing for 2018 to 2020.

Accelerator sensor voltage, 1 `YARIS_ACCEL_SENS_1_VOLT_V3`Confirmed

Request21 01
Service 21PID 01
Module7E0 → 7E8
Every1 s
Testing for 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bits 136 to 143 of the reply, 8 bits.

0x29 = 41 → (41 × 100 ÷ 255) = 16.078431 %

Formula: (val × 100 ÷ 255)
Range: 0 to 100 %
Unit: %

Confirmed for 2022, 2024. In testing for 2023, 2026. Not supported for 2025.

Accelerator sensor voltage, 2 `YARIS_ACCEL_SENS_2_VOLT`Confirmed

Request21 01
Service 21PID 01
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2006, 2008 to 2009, 2011 to 2014

Example reply from a 2015 Toyota Yaris.

Bits 144 to 151 of the reply, 8 bits.

0x51 = 81 → (81 × 100 ÷ 255) = 31.764706 %

Formula: (val × 100 ÷ 255)
Range: 0 to 100 %
Unit: %

Confirmed for 2015. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014. Supported for 2007, 2010.

Accelerator sensor voltage, 2 `YARIS_ACCEL_SENS_2_VOLT_V2`Confirmed

Request21 01
Service 21PID 01
Module7E0 → 7E8
Every1 s
Testing for 2018 to 2020

Example reply from a 2017 Toyota Yaris.

Bits 152 to 159 of the reply, 8 bits.

0x51 = 81 → (81 × 100 ÷ 255) = 31.764706 %

Formula: (val × 100 ÷ 255)
Range: 0 to 100 %
Unit: %

Confirmed for 2017. In testing for 2018 to 2020.

Accelerator sensor voltage, 2 `YARIS_ACCEL_SENS_2_VOLT_V3`Confirmed

Request21 01
Service 21PID 01
Module7E0 → 7E8
Every1 s
Testing for 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bits 144 to 151 of the reply, 8 bits.

0x51 = 81 → (81 × 100 ÷ 255) = 31.764706 %

Formula: (val × 100 ÷ 255)
Range: 0 to 100 %
Unit: %

Confirmed for 2022, 2024. In testing for 2023, 2026. Not supported for 2025.

Anti-lock brake warning light `YARIS_ABS_WARN`Confirmed

Request21 3D
Service 21PID 3D
Module7B0 → 7B8
Every1 s
Testing for 1998 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023 to 2026

Example reply from a 2022 Toyota Yaris.

Bit 0 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Off or on

Confirmed for 2010, 2015, 2017, 2022. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2024 to 2025.

Brake warning light `YARIS_BRAKE_WARN`Confirmed

Request21 3D
Service 21PID 3D
Module7B0 → 7B8
Every1 s
Testing for 1998 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023 to 2026

Example reply from a 2022 Toyota Yaris.

Bit 1 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Off or on

Confirmed for 2010, 2015, 2017, 2022. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2024 to 2025.

Buzzer `YARIS_BUZZER`Confirmed

Request21 3D
Service 21PID 3D
Module7B0 → 7B8
Every1 s
Testing for 1998 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023 to 2026

Example reply from a 2022 Toyota Yaris.

Bit 3 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Off or on

Confirmed for 2010, 2015, 2017, 2022. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2024 to 2025.

Communication with brake `YARIS_COMMUNICATION_WITH_BRAKE`Confirmed

Request21 24
Service 21PID 24
Module7E0 → 7E8
Every5 s
Testing for 1998 to 2006, 2008 to 2016, 2018 to 2026

Example reply from a 2017 Toyota Yaris.

Bit 4 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Off or on

Confirmed for 2007, 2017. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2010, 2015, 2022, 2024 to 2025.

Cruise control live brake cancel `YARIS_CRUISE_CONTROL_LIVE_BRAKE_CANCEL_SWITCH`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 6 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2025.

Electrical load signal 1 `YARIS_ELECTRICAL_LOAD_SIGNAL_1`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 16 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2025.

Electrical load signal 2 `YARIS_ELECTRICAL_LOAD_SIGNAL_2`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 17 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2025.

Electronically controlled brake warning light `YARIS_ECB_WARN`Confirmed

Request21 3D
Service 21PID 3D
Module7B0 → 7B8
Every1 s
Testing for 1998 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023 to 2026

Example reply from a 2022 Toyota Yaris.

Bit 6 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Off or on

Confirmed for 2010, 2015, 2017, 2022. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2024 to 2025.

Ignition trigger count `YARIS_IGNITION_TRIG_CNT`Confirmed

Request21 45
Service 21PID 45
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bits 64 to 79 of the reply, 16 bits.

0x0000 = 0 → 0

Formula: val
Range: 0 to 65535
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Supported for 2007, 2010. Not supported for 2025.

Key remind sound `YARIS_KEY_REMIND_SOUND`Confirmed

Request21 A1
Service 21PID A1
Module7C0 → 7C8
Every1 s
Testing for 1998 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023 to 2026

Example reply from a 2022 Toyota Yaris.

Bits 0 to 7 of the reply, 8 bits.

0x18 = 24 → 24

Formula: val
Range: 0 to 255
Unit: Number

Confirmed for 2010, 2015, 2017, 2022. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2024 to 2025.

Main idle `YARIS_MAIN_IDLE_SW`Confirmed

Request21 1D
Service 21PID 1D
Module7B0 → 7B8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023 to 2026

Example reply from a 2022 Toyota Yaris.

Bit 2 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Off or on

Confirmed for 2015, 2017, 2022. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2024 to 2025.

Neutral position `YARIS_NEUTRAL_POSITION_SW_SIGNAL`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 53 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Supported for 2015. Not supported for 2007, 2010, 2025.

Parking brake `YARIS_PARKING_BRAKE`Confirmed

Request21 62
Service 21PID 62
Module7D0 → 7D8
Every1 s
Testing for 1998 to 2016, 2019 to 2026

Example reply from a 2018 Toyota Yaris.

Bit 6 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Off or on

Confirmed for 2017 to 2018. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2019 to 2021, 2026. Not supported for 2007, 2010, 2015, 2022 to 2025.

Parking brake `YARIS_PARKING_BRAKE_SW`Confirmed

Request21 1F
Service 21PID 1F
Module7B0 → 7B8
Every1 s
Testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023 to 2026

Example reply from a 2022 Toyota Yaris.

Bit 1 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Off or on

Confirmed for 2010, 2015, 2017, 2022. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Supported for 2007. Not supported for 2024 to 2025.

Pattern switch `YARIS_PATTERN_SWITCH_PWR_M`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 42 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2025.

Power steering `YARIS_POWER_STEERING_SIGNAL`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 4 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2025.

Reservoir warning `YARIS_RESERVOIR_WARNING_SW`Confirmed

Request21 1D
Service 21PID 1D
Module7B0 → 7B8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023 to 2026

Example reply from a 2022 Toyota Yaris.

Bit 1 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Off or on

Confirmed for 2015, 2017, 2022. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2024 to 2025.

Shift SW status, drive `YARIS_SHIFT_SW_STATUS_D_RANGE`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 27 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2025.

Shift SW status, neutral `YARIS_SHIFT_SW_STATUS_N_RANGE`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 26 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2025.

Shift SW status, parking `YARIS_SHIFT_SW_STATUS_P_RANGE`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 24 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2025.

Shift SW status, reverse `YARIS_SHIFT_SW_STATUS_R_RANGE`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 25 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2025.

Slip indicator light `YARIS_SLIP_WARN`Confirmed

Request21 3D
Service 21PID 3D
Module7B0 → 7B8
Every1 s
Testing for 1998 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023 to 2026

Example reply from a 2022 Toyota Yaris.

Bit 2 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Off or on

Confirmed for 2010, 2015, 2017, 2022. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2024 to 2025.

Sports mode selection `YARIS_SPORTS_MODE_SELECTION_SW`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 32 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2025.

Sports shift down `YARIS_SPORTS_SHIFT_DOWN_SW`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 34 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2025.

Sports shift up `YARIS_SPORTS_SHIFT_UP_SW`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 33 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2025.

Starter control `YARIS_STARTER_CONTROL`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 12 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2025.

Starter signal `YARIS_STARTER_SIGNAL`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 11 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2015, 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2025.

Steering angle `YARIS_STEERING_ANGLE`Confirmed

Request22 10 04
Service 22DID 1004
Module7B3 → 7BB
Every250 ms
Testing for 1998 to 2023, 2026

Example reply from a 2025 Toyota Yaris.

Bits 0 to 15 of the reply, 16 bits. The value is signed.

0x0000 = 0 → (0 × 1.5) = 0 °

Formula: (val × 1.5)
Range: -410 to 410 °
Unit: °

Confirmed for 2024 to 2025. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2019 to 2021, 2026. Not supported for 2007, 2010, 2015, 2017 to 2018, 2022 to 2023.

Steering wheel angle `YARIS_STEER_ANGLE`Confirmed

Positive = counter-clockwise, negative = clockwise.

Request21 47
Service 21PID 47
Module7B0 → 7B8
Every250 ms
Testing for 1998 to 2006, 2008 to 2014, 2016, 2019 to 2021, 2023 to 2024, 2026

Example reply from a 2025 Toyota Yaris.

Bits 24 to 39 of the reply, 16 bits.

0x8000 = 32768 → (32768 ÷ 10 − 3276.8) = 0 °

Formula: (val ÷ 10 − 3276.8)
Range: -3276 to 3276 °
Unit: °

Confirmed for 2015, 2018, 2022, 2025. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2019 to 2021, 2026. Supported for 2007, 2017. Not supported for 2010, 2023 to 2024.

TC `YARIS_TC_TERMINAL`Confirmed

Request21 25
Service 21PID 25
Module7E0 → 7E8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023, 2025 to 2026

Example reply from a 2024 Toyota Yaris.

Bit 61 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Number

Confirmed for 2017, 2022, 2024. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Supported for 2015. Not supported for 2007, 2010, 2025.

Traction control, brake status `YARIS_TRC_TRAC__BRAKE_CTRL`Confirmed

Request21 5A
Service 21PID 5A
Module7B0 → 7B8
Every1 s
Testing for 1998 to 2014, 2016, 2018 to 2021, 2023 to 2026

Example reply from a 2022 Toyota Yaris.

Bit 2 of the reply.

0b0 = 0 → 0

Formula: val
Range: 0 to 1
Unit: Off or on

Confirmed for 2015, 2017, 2022. In testing for 1998 to 2006, 2008 to 2009, 2011 to 2014, 2016, 2018 to 2021, 2023, 2026. Not supported for 2007, 2010, 2024 to 2025.

Control parameters

A/C compressor YARIS_A_C_COMPRESSOR

Accelerator pedal YARIS_ACCEL_PEDAL

Accelerator pedal, position 1 YARIS_ACC_PEDAL_POS_1Confirmed

Accelerator pedal, position 2 YARIS_ACC_PEDAL_POS_2Confirmed

Accelerator sensor voltage, 1 YARIS_ACCEL_SENS_1_VOLTConfirmed

Accelerator sensor voltage, 1 YARIS_ACCEL_SENS_1_VOLT_V2Confirmed

Accelerator sensor voltage, 1 YARIS_ACCEL_SENS_1_VOLT_V3Confirmed

Accelerator sensor voltage, 2 YARIS_ACCEL_SENS_2_VOLTConfirmed

Accelerator sensor voltage, 2 YARIS_ACCEL_SENS_2_VOLT_V2Confirmed

Accelerator sensor voltage, 2 YARIS_ACCEL_SENS_2_VOLT_V3Confirmed

Anti-lock brake warning light YARIS_ABS_WARNConfirmed

Brake warning light YARIS_BRAKE_WARNConfirmed

Buzzer YARIS_BUZZERConfirmed

Communication with brake YARIS_COMMUNICATION_WITH_BRAKEConfirmed

Cruise control live brake cancel YARIS_CRUISE_CONTROL_LIVE_BRAKE_CANCEL_SWITCHConfirmed

Electrical load signal 1 YARIS_ELECTRICAL_LOAD_SIGNAL_1Confirmed

Electrical load signal 2 YARIS_ELECTRICAL_LOAD_SIGNAL_2Confirmed

Electronically controlled brake warning light YARIS_ECB_WARNConfirmed

Ignition trigger count YARIS_IGNITION_TRIG_CNTConfirmed

Key remind sound YARIS_KEY_REMIND_SOUNDConfirmed

Main idle YARIS_MAIN_IDLE_SWConfirmed

Neutral position YARIS_NEUTRAL_POSITION_SW_SIGNALConfirmed

Parking brake YARIS_PARKING_BRAKEConfirmed

Parking brake YARIS_PARKING_BRAKE_SWConfirmed

Pattern switch YARIS_PATTERN_SWITCH_PWR_MConfirmed

Power steering YARIS_POWER_STEERING_SIGNALConfirmed

Reservoir warning YARIS_RESERVOIR_WARNING_SWConfirmed

Shift SW status, drive YARIS_SHIFT_SW_STATUS_D_RANGEConfirmed

Shift SW status, neutral YARIS_SHIFT_SW_STATUS_N_RANGEConfirmed

Shift SW status, parking YARIS_SHIFT_SW_STATUS_P_RANGEConfirmed

Shift SW status, reverse YARIS_SHIFT_SW_STATUS_R_RANGEConfirmed

Slip indicator light YARIS_SLIP_WARNConfirmed

Sports mode selection YARIS_SPORTS_MODE_SELECTION_SWConfirmed

Sports shift down YARIS_SPORTS_SHIFT_DOWN_SWConfirmed

Sports shift up YARIS_SPORTS_SHIFT_UP_SWConfirmed

Starter control YARIS_STARTER_CONTROLConfirmed

Starter signal YARIS_STARTER_SIGNALConfirmed

Steering angle YARIS_STEERING_ANGLEConfirmed

Steering wheel angle YARIS_STEER_ANGLEConfirmed

TC YARIS_TC_TERMINALConfirmed

Traction control, brake status YARIS_TRC_TRAC__BRAKE_CTRLConfirmed

Start your test drive today.

A/C compressor `YARIS_A_C_COMPRESSOR`

Accelerator pedal `YARIS_ACCEL_PEDAL`

Accelerator pedal, position 1 `YARIS_ACC_PEDAL_POS_1`Confirmed

Accelerator pedal, position 2 `YARIS_ACC_PEDAL_POS_2`Confirmed

Accelerator sensor voltage, 1 `YARIS_ACCEL_SENS_1_VOLT`Confirmed

Accelerator sensor voltage, 1 `YARIS_ACCEL_SENS_1_VOLT_V2`Confirmed

Accelerator sensor voltage, 1 `YARIS_ACCEL_SENS_1_VOLT_V3`Confirmed

Accelerator sensor voltage, 2 `YARIS_ACCEL_SENS_2_VOLT`Confirmed

Accelerator sensor voltage, 2 `YARIS_ACCEL_SENS_2_VOLT_V2`Confirmed

Accelerator sensor voltage, 2 `YARIS_ACCEL_SENS_2_VOLT_V3`Confirmed

Anti-lock brake warning light `YARIS_ABS_WARN`Confirmed

Brake warning light `YARIS_BRAKE_WARN`Confirmed

Buzzer `YARIS_BUZZER`Confirmed

Communication with brake `YARIS_COMMUNICATION_WITH_BRAKE`Confirmed

Cruise control live brake cancel `YARIS_CRUISE_CONTROL_LIVE_BRAKE_CANCEL_SWITCH`Confirmed

Electrical load signal 1 `YARIS_ELECTRICAL_LOAD_SIGNAL_1`Confirmed

Electrical load signal 2 `YARIS_ELECTRICAL_LOAD_SIGNAL_2`Confirmed

Electronically controlled brake warning light `YARIS_ECB_WARN`Confirmed

Ignition trigger count `YARIS_IGNITION_TRIG_CNT`Confirmed

Key remind sound `YARIS_KEY_REMIND_SOUND`Confirmed

Main idle `YARIS_MAIN_IDLE_SW`Confirmed

Neutral position `YARIS_NEUTRAL_POSITION_SW_SIGNAL`Confirmed

Parking brake `YARIS_PARKING_BRAKE`Confirmed

Parking brake `YARIS_PARKING_BRAKE_SW`Confirmed

Pattern switch `YARIS_PATTERN_SWITCH_PWR_M`Confirmed

Power steering `YARIS_POWER_STEERING_SIGNAL`Confirmed

Reservoir warning `YARIS_RESERVOIR_WARNING_SW`Confirmed

Shift SW status, drive `YARIS_SHIFT_SW_STATUS_D_RANGE`Confirmed

Shift SW status, neutral `YARIS_SHIFT_SW_STATUS_N_RANGE`Confirmed

Shift SW status, parking `YARIS_SHIFT_SW_STATUS_P_RANGE`Confirmed

Shift SW status, reverse `YARIS_SHIFT_SW_STATUS_R_RANGE`Confirmed

Slip indicator light `YARIS_SLIP_WARN`Confirmed

Sports mode selection `YARIS_SPORTS_MODE_SELECTION_SW`Confirmed

Sports shift down `YARIS_SPORTS_SHIFT_DOWN_SW`Confirmed

Sports shift up `YARIS_SPORTS_SHIFT_UP_SW`Confirmed

Starter control `YARIS_STARTER_CONTROL`Confirmed

Starter signal `YARIS_STARTER_SIGNAL`Confirmed

Steering angle `YARIS_STEERING_ANGLE`Confirmed

Steering wheel angle `YARIS_STEER_ANGLE`Confirmed

TC `YARIS_TC_TERMINAL`Confirmed

Traction control, brake status `YARIS_TRC_TRAC__BRAKE_CTRL`Confirmed