Climate parameters
The Toyota bZ4X has 8 climate parameters.
● Confirmed◆ In testing○ Supported× Not supported
Ambient temperature, climate BZ4X_AAT_7C4Confirmed
- Request
22 10 02 - Service 22
DID 1002 - Module
7C4 → 7CC - Every
10 s - Testing for 2022, 2024 to 2026
Example reply from a 2023 Toyota bZ4X.
Bits 0 to 15 of the reply, 16 bits. The value is signed.
0x0946 = 2374 → (2374 ÷ 100) = 23.74 °C
- Formula
(val ÷ 100)- Range
- -327.68 to 327.67 °C
- Unit
- °C
Confirmed for 2023. In testing for 2022, 2024 to 2026.
Blower level BZ4X_BLOWERConfirmed
- Request
22 28 01 - Service 22
DID 2801 - Module
7C4 → 7CC - Every
10 s - Testing for 2022, 2024 to 2026
Example reply from a 2023 Toyota bZ4X.
Bits 0 to 7 of the reply, 8 bits.
0x00 = 0 → 0
- Formula
val- Range
- 0 to 7
- Unit
- Number
Confirmed for 2023. In testing for 2022, 2024 to 2026.
Cabin mode active while parked BZ4X_MY_ROOMConfirmed
- Request
22 16 92 - Service 22
DID 1692 - Module
745 → 74D - Every
10 s - Testing for 2022, 2024 to 2026
Example reply from a 2023 Toyota bZ4X.
Bit 15 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- No or yes
Confirmed for 2023. In testing for 2022, 2024 to 2026.
Cabin temperature BZ4X_CABIN_TConfirmed
- Request
22 10 01 - Service 22
DID 1001 - Module
7C4 → 7CC - Every
10 s - Testing for 2022, 2024 to 2026
Example reply from a 2023 Toyota bZ4X.
Bits 0 to 15 of the reply, 16 bits. The value is signed.
0x08FE = 2302 → (2302 ÷ 100) = 23.02 °C
- Formula
(val ÷ 100)- Range
- -327.68 to 327.67 °C
- Unit
- °C
Confirmed for 2023. In testing for 2022, 2024 to 2026.
Climate power BZ4X_HVAC_PConfirmed
- Request
22 10 6E - Service 22
DID 106E - Module
7D2 → 7DA - Every
5 s - Testing for 2022, 2024 to 2026
Example reply from a 2023 Toyota bZ4X.
Bits 0 to 7 of the reply, 8 bits.
0x00 = 0 → (0 ÷ 20) = 0 kW
- Formula
(val ÷ 20)- Range
- 0 to 12.75 kW
- Unit
- kW
Confirmed for 2023. In testing for 2022, 2024 to 2026.
Climate power, charging control BZ4X_HVAC_P_745Confirmed
- Request
22 10 6E - Service 22
DID 106E - Module
745 → 74D - Every
5 s - Testing for 2022, 2024 to 2026
Example reply from a 2023 Toyota bZ4X.
Bits 0 to 7 of the reply, 8 bits.
0x00 = 0 → (0 ÷ 20) = 0 kW
- Formula
(val ÷ 20)- Range
- 0 to 12.75 kW
- Unit
- kW
Confirmed for 2023. In testing for 2022, 2024 to 2026.
Climate set point code BZ4X_HVAC_SET_RAWConfirmed
- Request
22 10 36 - Service 22
DID 1036 - Module
7C4 → 7CC - Every
10 s - Testing for 2022, 2024 to 2026
Example reply from a 2023 Toyota bZ4X.
Bits 0 to 7 of the reply, 8 bits.
0x25 = 37 → 37
- Formula
val- Range
- 0 to 255
- Unit
- Number
Confirmed for 2023. In testing for 2022, 2024 to 2026.
Electric heater power count BZ4X_HEATER_RAWConfirmed
- Request
22 10 86 - Service 22
DID 1086 - Module
7C4 → 7CC - Every
10 s - Testing for 2022, 2024 to 2026
Example reply from a 2023 Toyota bZ4X.
Bits 0 to 15 of the reply, 16 bits.
0x0000 = 0 → 0
- Formula
val- Range
- 0 to 65535
- Unit
- Number
Confirmed for 2023. In testing for 2022, 2024 to 2026.
