Climate parameters
The Audi Q8 e-tron has 38 climate parameters.
● Confirmed◆ In testing○ Supported× Not supported
A/C compressor load AUDI_HVAC_AC_LOAD
- Request
22 26 04 - Service 22
DID 2604 - Module
746 → 7B0 - Every
5 s - Testing
Bits 0 to 15 of the reply, 16 bits.
- Formula
(val ÷ 10)- Range
- 0 to 6553.5 N·m
- Unit
- N·m
In testing for 2018 to 2023, 2025. Not supported for 2024.
A/C compressor power, actual AUDI_AC_COMPRESSOR_PWR_ACT
- Request
22 08 00 - Service 22
DID 0800 - Module
746 → 7B0 - Every
1 s - Testing
Bits 40 to 55 of the reply, 16 bits.
- Formula
val- Range
- 0 to 65535 W
- Unit
- W
In testing for 2018 to 2023, 2025. Not supported for 2024.
A/C compressor torque, requested AUDI_AC_COMP_T
- Request
22 10 02 - Service 22
DID 1002 - Module
7E0 → 7E8 - Every
250 ms - Testing
Bits 0 to 15 of the reply, 16 bits. The value is signed.
- Formula
(val ÷ 10)- Range
- -3276 to 3276 N·m
- Unit
- N·m
In testing for 2018 to 2025.
A/C refrigerant pressure, sensor 1 AUDI_AC_REFRIG_P_SENS1
- Request
22 4E EF - Service 22
DID 4EEF - Module
746 → 7B0 - Every
1 s - Testing
Bits 0 to 15 of the reply, 16 bits.
- Formula
(val × 88 ÷ 10000)- Range
- 0 to 576.708 bar
- Unit
- bar
In testing for 2018 to 2023, 2025. Not supported for 2024.
A/C refrigerant temperature, sensor 1 AUDI_AC_REFRIG_T_SENS1
- Request
22 4E EF - Service 22
DID 4EEF - Module
746 → 7B0 - Every
1 s - Testing
Bits 16 to 31 of the reply, 16 bits.
- Formula
(val × 10 ÷ 100 − 40)- Range
- -40 to 6513.5 °C
- Unit
- °C
In testing for 2018 to 2023, 2025. Not supported for 2024.
A/C refrigerant temperature, sensor 1 interior AUDI_AC_REFRIG_T_SENS1_INT
- Request
22 4E EF - Service 22
DID 4EEF - Module
746 → 7B0 - Every
1 s - Testing
Bits 32 to 47 of the reply, 16 bits.
- Formula
(val × 10 ÷ 100 − 40)- Range
- -40 to 6513.5 °C
- Unit
- °C
In testing for 2018 to 2023, 2025. Not supported for 2024.
Air conditioning compressor power consumption AUDI_PQ35_AC_COMP_PWR
- Request
22 27 D6 - Service 22
DID 27D6 - Module
746 → 7B0 - Every
1 s - Testing
Bits 16 to 23 of the reply, 8 bits.
- Formula
(val ÷ 25)- Range
- 0 to 10.2 kW
- Unit
- kW
In testing for 2018 to 2023, 2025. Not supported for 2024.
Air conditioning compressor shutdown requirement AUDI_MQB_TCM_A_C_COMPRESSOR_SHUTDOWN_REQUIREMENT
- Request
22 38 1A - Service 22
DID 381A - Module
7E1 → 7E9 - Every
1 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
val- Range
- 0 to 255
- Unit
- Number
In testing for 2018 to 2023, 2025. Not supported for 2024.
Air conditioning compressor torque AUDI_PQ35_AC_COMP_TRQ
- Request
22 10 4B - Service 22
DID 104B - Module
7E0 → 7E8 - Every
250 ms - Testing
Bits 0 to 15 of the reply, 16 bits. The value is signed.
- Formula
(val ÷ 10)- Range
- -3276.8 to 3276.7 N·m
- Unit
- N·m
In testing for 2018 to 2023, 2025. Not supported for 2024.
Air conditioning refrigerant pressure AUDI_AC_REFRIG_P
- Request
22 10 17 - Service 22
DID 1017 - Module
7E0 → 7E8 - Every
1 s - Testing
Bits 0 to 15 of the reply, 16 bits.
- Formula
(val ÷ 5)- Range
- 0 to 13107 kPa
- Unit
- kPa
In testing for 2018 to 2025.
Air pollution level AUDI_AIR_POLUTION
0 means clean air.
- Request
22 26 ED - Service 22
DID 26ED - Module
746 → 7B0 - Every
5 s - Testing
Bits 0 to 7 of the reply, 8 bits. The value is signed.
- Formula
(val ÷ 10)- Range
- -12.7 to 12.7
- Unit
- Number
In testing for 2018 to 2023, 2025. Not supported for 2024.
Ambient air temperature AUDI_AATConfirmed
- Request
22 10 14 - Service 22
DID 1014 - Module
714 → 77E - Every
5 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val ÷ 2 − 50)- Range
- -50 to 77.5 °C
- Unit
- °C
Confirmed for 2024. In testing for 2018 to 2023, 2025.
Ambient air temperature AUDI_AAT_7E0
- Request
22 F4 46 - Service 22
DID F446 - Module
7E0 → 7E8 - 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 2018 to 2025.
Barometric pressure AUDI_BARO
- Request
22 F4 33 - Service 22
DID F433 - Module
7E0 → 7E8 - Every
1 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
val- Range
- 0 to 255 kPa
- Unit
- kPa
In testing for 2018 to 2025.
Cabin heater current AUDI_PTC_HEATER_I
- Request
22 16 04 - Service 22
DID 1604 - Module
7E0 → 7E8 - Every
250 ms - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val ÷ 16)- Range
- 0 to 15.937 A
- Unit
- A
In testing for 2018 to 2025.
CO2 content interior AUDI_CO2_CONTENT_INTERIOR
- Request
22 42 DB - Service 22
DID 42DB - Module
746 → 7B0 - Every
1 s - Testing
Bits 8 to 15 of the reply, 8 bits.
- Formula
(val × 100)- Range
- 0 to 25500
- Unit
- Number
In testing for 2018 to 2023, 2025. Not supported for 2024.
Humidity, inside AUDI_HVAC_INSIDE_HUM
- Request
22 27 C4 - Service 22
DID 27C4 - Module
746 - Every
30 s - Testing
Bits 32 to 39 of the reply, 8 bits.
- Formula
(val ÷ 2)- Range
- 0 to 100 %
- Unit
- %
In testing for 2018 to 2023, 2025. Not supported for 2024.
Interior air temperature AUDI_IAT
- Request
22 26 13 - Service 22
DID 2613 - Module
714 - Every
30 s - Testing
Bits 0 to 15 of the reply, 16 bits.
- Formula
(val ÷ 10)- Range
- 0 to 255 °C
- Unit
- °C
In testing for 2018 to 2023, 2025. Not supported for 2024.
Outside humidity AUDI_HVAC_OUTSIDE_HUM
- Request
22 27 C3 - Service 22
DID 27C3 - Module
746 → 7B0 - Every
1 s - Testing
Bits 56 to 63 of the reply, 8 bits.
- Formula
(val ÷ 2)- Range
- 0 to 100 %
- Unit
- %
In testing for 2018 to 2023, 2025. Not supported for 2024.
Outside temperature AUDI_AAT_746
- Request
22 26 09 - Service 22
DID 2609 - Module
746 → 7B0 - Every
5 s - Testing
Bits 0 to 15 of the reply, 16 bits. The value is signed.
- Formula
(val ÷ 10)- Range
- -3276.8 to 100 °C
- Unit
- °C
In testing for 2018 to 2025.
Outside temperature AUDI_AAT_V2Confirmed
- Request
22 26 09 - Service 22
DID 2609 - Module
746 → 7B0 - Every
5 s - Testing
Example reply from a 2024 Audi Q8 e-tron.
Bits 0 to 7 of the reply, 8 bits. The value is signed.
0x00 = 0 → (0 ÷ 2) = 0 °C
- Formula
(val ÷ 2)- Range
- -64 to 63.5 °C
- Unit
- °C
Confirmed for 2024. In testing for 2018 to 2023, 2025.
Outside temperature AUDI_HVAC_OUTSIDE_T
- Request
22 26 09 - Service 22
DID 2609 - Module
746 → 7B0 - Every
5 s - Testing
Bits 0 to 15 of the reply, 16 bits. The value is signed.
- Formula
(val ÷ 10)- Range
- -3276.8 to 3276.7 °C
- Unit
- °C
In testing for 2018 to 2023, 2025. Not supported for 2024.
Outside temperature AUDI_PTC_OUTSIDE_TConfirmed
- Request
22 26 09 - Service 22
DID 2609 - Module
742 → 7AC - Every
1 s - Testing
Example reply from a 2024 Audi Q8 e-tron.
Bits 0 to 7 of the reply, 8 bits.
0x94 = 148 → (148 ÷ 2 − 50) = 24 °C
- Formula
(val ÷ 2 − 50)- Range
- -50 to 77.5 °C
- Unit
- °C
Confirmed for 2024. In testing for 2018 to 2023, 2025.
Radiator fan actual #1 AUDI_HVAC_FAN1_ACT
- Request
22 26 06 - Service 22
DID 2606 - Module
746 → 7B0 - Every
2 s - Testing
Bits 0 to 15 of the reply, 16 bits.
- Formula
(val ÷ 10)- Range
- 0 to 6553.5 %
- Unit
- %
In testing for 2018 to 2023, 2025. Not supported for 2024.
Radiator fan actual #2 AUDI_HVAC_FAN2_ACT
- Request
22 26 06 - Service 22
DID 2606 - Module
746 → 7B0 - Every
2 s - Testing
Bits 16 to 31 of the reply, 16 bits.
- Formula
(val ÷ 10)- Range
- 0 to 6553.5 %
- Unit
- %
In testing for 2018 to 2023, 2025. Not supported for 2024.
Radiator fan commanded duty AUDI_PQ35_RAD_FAN_CMD
- Request
22 26 07 - Service 22
DID 2607 - Module
746 → 7B0 - Every
2 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 0.4)- Range
- 0 to 100 %
- Unit
- %
In testing for 2018 to 2023, 2025. Not supported for 2024.
Radiator fan commanded value AUDI_HVAC_FAN_CMD
- Request
22 26 07 - Service 22
DID 2607 - Module
746 → 7B0 - Every
2 s - Testing
Bits 0 to 15 of the reply, 16 bits.
- Formula
(val ÷ 10)- Range
- 0 to 6553.5 %
- Unit
- %
In testing for 2018 to 2023, 2025. Not supported for 2024.
Radiator fan duty AUDI_PQ35_RAD_FAN_DUTY
- Request
22 26 06 - Service 22
DID 2606 - Module
746 → 7B0 - Every
2 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 0.4)- Range
- 0 to 100 %
- Unit
- %
In testing for 2018 to 2023, 2025. Not supported for 2024.
Recirculation flap actual position AUDI_MQB_RECIRC_FLAP_ACT
- Request
22 26 1E - Service 22
DID 261E - Module
746 → 7B0 - Every
1 s - Testing
Bits 0 to 15 of the reply, 16 bits.
- Formula
val- Range
- 0 to 65535
- Unit
- Number
In testing for 2018 to 2023, 2025. Not supported for 2024.
Recirculation flap fresh air threshold AUDI_MQB_RECIRC_FLAP_FRESH_THR
- Request
22 26 20 - Service 22
DID 2620 - Module
746 → 7B0 - Every
1 s - Testing
Bits 0 to 15 of the reply, 16 bits.
- Formula
val- Range
- 0 to 65535
- Unit
- Number
In testing for 2018 to 2023, 2025. Not supported for 2024.
Recirculation flap target position AUDI_MQB_RECIRC_FLAP_TRG
- Request
22 26 1F - Service 22
DID 261F - Module
746 → 7B0 - Every
1 s - Testing
Bits 0 to 15 of the reply, 16 bits.
- Formula
val- Range
- 0 to 65535
- Unit
- Number
In testing for 2018 to 2023, 2025. Not supported for 2024.
Recirculation flap threshold AUDI_MQB_RECIRC_FLAP_THR
- Request
22 26 21 - Service 22
DID 2621 - Module
746 → 7B0 - Every
1 s - Testing
Bits 0 to 15 of the reply, 16 bits.
- Formula
val- Range
- 0 to 65535
- Unit
- Number
In testing for 2018 to 2023, 2025. Not supported for 2024.
Recirculation flap, actual AUDI_RECIRC_FLAP_ACT_PCT
- Request
22 26 1E - Service 22
DID 261E - Module
746 → 7B0 - Every
1 s - Testing
Bits 16 to 23 of the reply, 8 bits.
- Formula
(val ÷ 2)- Range
- 0 to 100 %
- Unit
- %
In testing for 2018 to 2023, 2025. Not supported for 2024.
Refrigerant pressure AUDI_REFRIG_P
- Request
22 26 05 - Service 22
DID 2605 - Module
746 → 7B0 - Every
5 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 0.2)- Range
- 0 to 51 bar
- Unit
- bar
In testing for 2018 to 2025.
Windshield temperature AUDI_WNDSHLD_TEMP
- Request
22 27 C4 - Service 22
DID 27C4 - Module
746 - Every
30 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 0.576 − 38.8)- Range
- -38.8 to 108.08 °C
- Unit
- °C
In testing for 2018 to 2023, 2025. Not supported for 2024.
Climate › Heater
Heater current AUDI_PTC_HTR_I
- Request
22 47 5F - Service 22
DID 475F - Module
742 → 7AC - Every
1 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val ÷ 4)- Range
- 0 to 63.74 A
- Unit
- A
In testing for 2018 to 2023, 2025. Not supported for 2024.
Heater fluid temperature #1 AUDI_PTC_HTR_FLUID_T1
- Request
22 47 5F - Service 22
DID 475F - Module
742 → 7AC - Every
1 s - Testing
Bits 64 to 71 of the reply, 8 bits.
- Formula
(val − 50)- Range
- -50 to 205 °C
- Unit
- °C
In testing for 2018 to 2023, 2025. Not supported for 2024.
Heater fluid temperature #2 AUDI_PTC_HTR_FLUID_T2
- Request
22 47 5F - Service 22
DID 475F - Module
742 → 7AC - Every
1 s - Testing
Bits 72 to 79 of the reply, 8 bits.
- Formula
(val − 50)- Range
- -50 to 205 °C
- Unit
- °C
In testing for 2018 to 2023, 2025. Not supported for 2024.