Climate parameters
The Polestar 4 has 10 climate parameters.
● Confirmed◆ In testing○ Supported× Not supported
Auxiliary water pump duty cycle POLESTAR_AUXILIARY_WATER_PMP
- Request
22 43 36 - Service 22
DID 4336 - Module
D01A → 1F422E80 - Every
1 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
val- Range
- 0 to 255 %
- Unit
- %
In testing for 2024 to 2026.
Cabin blower command POLESTAR_BLOWER
- Request
22 34 CB - Service 22
DID 34CB - Module
7E4 → 7EC - Every
10 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 2)- Range
- 0 to 100 %
- Unit
- %
In testing for 2024 to 2026.
Evaporator temperature, variant 2 POLESTAR_EVAPORATOR_T_V_2
- Request
22 98 20 - Service 22
DID 9820 - Module
D01A → 1F422E80 - Every
5 s - Testing
Bits 0 to 7 of the reply, 8 bits. The value is signed.
- Formula
(val × 16 ÷ 5)- Range
- -409 to 406 °C
- Unit
- °C
In testing for 2024 to 2026.
Fuel-operated heater, inlet water temperature POLESTAR_FOH_INLET_WATER_T
- Request
22 43 BE - Service 22
DID 43BE - Module
D01A → 1F422E80 - Every
5 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val − 40)- Range
- -40 to 215 °C
- Unit
- °C
In testing for 2024 to 2026.
Fuel-operated heater, outlet water temperature POLESTAR_FOH_OUTLET_WATER_T
- Request
22 43 BE - Service 22
DID 43BE - Module
D01A → 1F422E80 - Every
5 s - Testing
Bits 8 to 15 of the reply, 8 bits.
- Formula
(val − 40)- Range
- -40 to 215 °C
- Unit
- °C
In testing for 2024 to 2026.
Heat exchanger temperature POLESTAR_HEAT_EXCHANGER_T
- Request
22 98 50 - Service 22
DID 9850 - Module
D01A → 1F422E80 - Every
5 s - Testing
Bits 0 to 15 of the reply, 16 bits. The value is signed.
- Formula
(val ÷ 10)- Range
- -3276 to 3276 °C
- Unit
- °C
In testing for 2024 to 2026.
Heat exchanger temperature, variant 2 POLESTAR_HEAT_EXCHANGER_T_V_2
- Request
22 43 37 - Service 22
DID 4337 - Module
D01A → 1F422E80 - Every
5 s - Testing
Bits 0 to 7 of the reply, 8 bits. The value is signed.
- Formula
(val × 16 ÷ 5)- Range
- -409 to 406 °C
- Unit
- °C
In testing for 2024 to 2026.
High-voltage coolant heater coolant inlet temperature POLESTAR_HVCH_CLT_INLET_T
- Request
22 43 44 - Service 22
DID 4344 - Module
D01A → 1F422E80 - Every
5 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val − 40)- Range
- -40 to 215 °C
- Unit
- °C
In testing for 2024 to 2026.
High-voltage coolant heater coolant outlet temperature POLESTAR_HVCH_CLT_OUTLET_T
- Request
22 43 44 - Service 22
DID 4344 - Module
D01A → 1F422E80 - Every
5 s - Testing
Bits 8 to 15 of the reply, 8 bits.
- Formula
(val − 40)- Range
- -40 to 215 °C
- Unit
- °C
In testing for 2024 to 2026.
Outside temperature POLESTAR_AAT
- Request
22 20 0C - Service 22
DID 200C - Module
743 → 763 - Every
20 s - Testing
Bits 16 to 31 of the reply, 16 bits.
- Formula
(val ÷ 10 − 40)- Range
- -40 to 6513.5 °C
- Unit
- °C
In testing for 2024 to 2026.
