Climate parameters
The Ford Focus RS has 7 climate parameters.
● Confirmed◆ In testing○ Supported× Not supported
A/C compressor pressure FOCUS_AC_PConfirmed
- Request
22 03 93 - Service 22
DID 0393 - Module
7E0 → 7E8 - Every
1 s - Testing for 1998 to 2007, 2010, 2019, 2022 to 2025
Example reply from a 2021 Ford Focus RS.
Bits 0 to 15 of the reply, 16 bits.
0x0119 = 281 → (281 × 245251 ÷ 845473) = 81.511214 psi
- Formula
(val × 245251 ÷ 845473)- Range
- 0 to 1000 psi
- Unit
- psi
Confirmed for 2008 to 2009, 2011 to 2018, 2020 to 2021. In testing for 1998 to 2005, 2010, 2019, 2022 to 2025. Not supported for 2006 to 2007.
A/C compressor pressure sensor voltage FOCUS_AC_P_SENS_VConfirmed
- Request
22 98 00 - Service 22
DID 9800 - Module
7E0 → 7E8 - Every
1 s - Testing for 1998 to 2007, 2010, 2019, 2022 to 2025
Bits 0 to 15 of the reply, 16 bits. The value is signed.
- Formula
(val ÷ 1024)- Range
- 0 to 5 V
- Unit
- V
Confirmed for 2008 to 2009, 2011 to 2018, 2020 to 2021. In testing for 1998 to 2005, 2010, 2019, 2022 to 2025. Not supported for 2006 to 2007.
A/C compressor, state FOCUS_AC_STATEConfirmed
- Request
22 09 9B - Service 22
DID 099B - Module
7E0 → 7E8 - Every
1 s - Testing for 1998 to 2007, 2010, 2019, 2022 to 2025
Example reply from a 2021 Ford Focus RS.
Bits 0 to 7 of the reply, 8 bits.
0x00 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- Off or on
Confirmed for 2008 to 2009, 2011 to 2018, 2020 to 2021. In testing for 1998 to 2005, 2010, 2019, 2022 to 2025. Not supported for 2006 to 2007.
A/C refrigerant pressure FOCUS_PCM_A_C_REFRIG_PConfirmed
- Request
22 06 04 - Service 22
DID 0604 - Module
7E0 → 7E8 - Every
1 s - Testing for 1998 to 2016, 2019, 2021 to 2025
Example reply from a 2020 Ford Focus RS.
Bits 0 to 15 of the reply, 16 bits. The value is signed.
0x01ED = 493 → 493 kPa
- Formula
val- Range
- -32768 to 32767 kPa
- Unit
- kPa
Confirmed for 2017 to 2018, 2020. In testing for 1998 to 2005, 2010, 2019, 2022 to 2025. Not supported for 2006 to 2009, 2011 to 2016, 2021.
Ambient air temperature AATSAE J1979Confirmed
- Request
01 46 - Service 01
PID 46 - Module
7E0 → 7E8 - Every
15 s
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val − 40)- Range
- -40 to 215 °C
- Unit
- °C
Confirmed for 2011, 2014, 2017, 2021. Supported for 2006, 2012 to 2013, 2016, 2018 to 2020, 2022 to 2023.
Ambient temperature sensor voltage FOCUS_AAT_VConfirmed
- Request
22 03 BA - Service 22
DID 03BA - Module
7E0 → 7E8 - Every
1 s - Testing for 1998 to 2011, 2019, 2022 to 2025
Example reply from a 2021 Ford Focus RS.
Bits 0 to 15 of the reply, 16 bits.
0x01F2 = 498 → (498 × 5 ÷ 1023) = 2.434018 V
- Formula
(val × 5 ÷ 1023)- Range
- 0 to 5 V
- Unit
- V
Confirmed for 2012 to 2018, 2020 to 2021. In testing for 1998 to 2005, 2010, 2019, 2022 to 2025. Not supported for 2006 to 2009, 2011.
Ambient temperature, alternate FOCUS_AAT_ALTConfirmed
- Request
22 05 7D - Service 22
DID 057D - Module
7E0 → 7E8 - Every
5 s - Testing for 1998 to 2011, 2014, 2019, 2022 to 2025
Example reply from a 2021 Ford Focus RS.
Bits 0 to 7 of the reply, 8 bits.
0x78 = 120 → (120 ÷ 2 − 40) = 20 °C
- Formula
(val ÷ 2 − 40)- Range
- -40 to 87.5 °C
- Unit
- °C
Confirmed for 2012 to 2013, 2015 to 2018, 2020 to 2021. In testing for 1998 to 2005, 2010, 2019, 2022 to 2025. Not supported for 2006 to 2009, 2011, 2014.
