Control parameters
The Audi e-tron has 6 control parameters.
● Confirmed◆ In testing○ Supported× Not supported
Brake pressure ETRON_TRON_BRAKE_PConfirmed
- Request
22 2B 21 - Service 22
DID 2B21 - Module
713 → 77D - Every
1 s - Testing for 2019 to 2021, 2023 to 2026
Example reply from a 2022 Audi e-tron.
Bits 0 to 15 of the reply, 16 bits. The value is signed.
0x0000 = 0 → (0 × 152999 ÷ 10000000 − 42.503) = -42.503 bar
- Formula
(val × 152999 ÷ 10000000 − 42.503)- Range
- -543.8501 to 458.8288 bar
- Unit
- bar
Confirmed for 2022. In testing for 2019 to 2021, 2023 to 2026.
Parking brake, air gap - left ETRON_PARKING_BRAKE_AIR
- Request
22 00 05 - Service 22
DID 0005 - Module
752 → 7BC - Every
250 ms - Testing
Bits 0 to 15 of the reply, 16 bits.
- Formula
(val ÷ 1000)- Range
- 0 to 65.53 mm
- Unit
- mm
In testing for 2019 to 2021, 2023 to 2026. Not supported for 2022.
Parking brake, air gap - right ETRON_PARKING_BRAKE_AIR_GAP
- Request
22 00 05 - Service 22
DID 0005 - Module
752 → 7BC - Every
250 ms - Testing
Bits 16 to 31 of the reply, 16 bits.
- Formula
(val ÷ 1000)- Range
- 0 to 65.53 mm
- Unit
- mm
In testing for 2019 to 2021, 2023 to 2026. Not supported for 2022.
Steering wheel angle ETRON_STEER_ANGLEConfirmed
Positive is rotated to the left, negative is rotated to the right.
- Request
22 2B 29 - Service 22
DID 2B29 - Module
713 → 77D - Every
100 ms - Testing for 2023 to 2024
Example reply from a 2026 Audi e-tron.
Bits 0 to 15 of the reply, 16 bits. The value is signed.
0x0000 = 0 → (0 ÷ 1000) = 0 rad
- Formula
(val ÷ 1000)- Range
- -32.768 to 32.767 rad
- Unit
- rad
Confirmed for 2019 to 2022, 2026. In testing for 2023 to 2024.
Control › Pedals
Accelerator pedal position sensor 1 ETRON_APP_POS1Confirmed
- Request
22 20 61 - Service 22
DID 2061 - Module
7E0 → 7E8 - Every
250 ms - Testing for 2023 to 2024
Example reply from a 2026 Audi e-tron.
Bits 0 to 15 of the reply, 16 bits.
0x02EF = 751 → (751 ÷ 1000) = 0.751 V
- Formula
(val ÷ 1000)- Range
- 0 to 65 V
- Unit
- V
Confirmed for 2019 to 2022, 2026. In testing for 2023 to 2024.
Accelerator pedal position sensor 2 ETRON_APP_POS2Confirmed
- Request
22 20 62 - Service 22
DID 2062 - Module
7E0 → 7E8 - Every
250 ms - Testing for 2023 to 2024
Example reply from a 2026 Audi e-tron.
Bits 0 to 15 of the reply, 16 bits.
0x0178 = 376 → (376 ÷ 1000) = 0.376 V
- Formula
(val ÷ 1000)- Range
- 0 to 65 V
- Unit
- V
Confirmed for 2019 to 2022, 2026. In testing for 2023 to 2024.