Control parameters
The Subaru Solterra has 10 control parameters.
● Confirmed◆ In testing○ Supported× Not supported
Accelerator pedal position SUBARU_ACC_POS
- Request
22 10 A6 - Service 22
DID 10A6 - Module
7A2 → 7AA - Every
250 ms - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 100 ÷ 255)- Range
- 0 to 100 %
- Unit
- %
In testing for 2024. Not supported for 2023, 2025 to 2026.
Brake pedal position SUBARU_BRAKE_PRESSED
- Request
22 12 33 - Service 22
DID 1233 - Module
7E0 → 7E8 - Every
250 ms - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val ÷ 2.55)- Range
- 0 to 100 %
- Unit
- %
In testing for 2024 to 2026. Not supported for 2023.
Brake switch SUBARU_BRAKE_SWITCH
- Request
22 12 33 - Service 22
DID 1233 - Module
7A2 → 7AA - Every
250 ms - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
val- Range
- 0 to 255
- Unit
- Number
Not supported for 2023 to 2026.
Clutch pedal position SUBARU_CLUTCH_PRESSED
- Request
22 12 2F - Service 22
DID 122F - Module
7E0 → 7E8 - Every
250 ms - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val ÷ 2.55)- Range
- 0 to 100 %
- Unit
- %
In testing for 2024 to 2026. Not supported for 2023.
Clutch switch SUBARU_CLUTCH_SWITCH
- Request
22 12 2F - Service 22
DID 122F - Module
7A2 → 7AA - Every
1 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
val- Range
- 0 to 255
- Unit
- Number
Not supported for 2023 to 2026.
Knocking signal SUBARU_KNOCKING_SIGNAL
- Request
22 11 D0 - Service 22
DID 11D0 - Module
7A2 → 7AA - Every
1 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
val- Range
- 0 to 255 °
- Unit
- °
Not supported for 2023 to 2026.
Steering wheel angle SUBARU_STEER_ANGLE
- Request
21 47 - Service 21
PID 47 - Module
7B0 → 7B8 - Every
250 ms - Testing
Bits 24 to 39 of the reply, 16 bits.
- Formula
(val ÷ 10 − 3276.8)- Range
- -3276 to 3276.7 °
- Unit
- °
In testing for 2024 to 2026. Not supported for 2023.
Steering wheel angle SUBARU_STEER_ANGLE_7B0
- Request
22 10 29 - Service 22
DID 1029 - Module
7B0 → 7B8 - Every
250 ms - Testing
Bits 0 to 15 of the reply, 16 bits. The value is signed.
- Formula
val- Range
- -32767 to 32767 °
- Unit
- °
In testing for 2023 to 2025. Not supported for 2026.
Steering wheel angle SUBARU_STEER_ANGLE_V2
- Request
22 10 29 - Service 22
DID 1029 - Module
7B0 → 7B8 - Every
250 ms - Testing
Bits 0 to 15 of the reply, 16 bits. The value is signed.
- Formula
val- Range
- -32768 to 32767 °
- Unit
- °
In testing for 2023 to 2025. Not supported for 2026.
Steering wheel angle, v2 SUBARU_STEER_ANGLE_746Confirmed
- Request
22 10 32 - Service 22
DID 1032 - Module
746 - Every
250 ms - Testing
Example reply from a 2024 Subaru Solterra.
Bits 0 to 7 of the reply, 8 bits. The value is signed.
0x03 = 3 → (3 × 5) = 15 °
- Formula
(val × 5)- Range
- -640 to 635 °
- Unit
- °
Confirmed for 2024. Not supported for 2023, 2025 to 2026.
