Light parameters
The Audi A5 has 6 light parameters.
● Confirmed◆ In testing○ Supported× Not supported
Brake light A5_BRAKE_LIGHT_ONConfirmed
- Request
22 08 05 - Service 22
DID 0805 - Module
7E1 → 7E9 - Every
250 ms - Testing for 2007 to 2008, 2011, 2014 to 2016, 2022, 2024 to 2026
Example reply from a 2023 Audi A5.
Bit 7 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- Off or on
Confirmed for 2009 to 2010, 2012 to 2013, 2017 to 2021, 2023. In testing for 2007 to 2008, 2011, 2015 to 2016, 2022, 2024, 2026. Not supported for 2014, 2025.
Brake light reading valid? A5_BRAKE_LIGHT_ON_VALIDConfirmed
- Request
22 08 05 - Service 22
DID 0805 - Module
7E1 → 7E9 - Every
250 ms - Testing for 2007 to 2008, 2011, 2014 to 2016, 2022, 2024 to 2026
Example reply from a 2023 Audi A5.
Bit 4 of the reply.
0b0 = 0 → 0
- Formula
val- Range
- 0 to 1
- Unit
- No or yes
Confirmed for 2009 to 2010, 2012 to 2013, 2017 to 2021, 2023. In testing for 2007 to 2008, 2011, 2015 to 2016, 2022, 2024, 2026. Not supported for 2014, 2025.
Light assistance, number of reflectors A5_LIGHT_ASSISTANCE_NUM
- Request
22 46 7C - Service 22
DID 467C - Module
74F → 7B9 - Every
1 s - Testing
Bits 16 to 23 of the reply, 8 bits.
- Formula
val- Range
- 0 to 255
- Unit
- Number
In testing for 2007 to 2016, 2018 to 2026. Not supported for 2017.
Light assistance, number of street lamps A5_LIGHT_ASSISTANCE_NUM_STREET_LAMPS
- Request
22 46 7C - Service 22
DID 467C - Module
74F → 7B9 - Every
1 s - Testing
Bits 24 to 31 of the reply, 8 bits.
- Formula
val- Range
- 0 to 255
- Unit
- Number
In testing for 2007 to 2016, 2018 to 2026. Not supported for 2017.
Light assistance, status active A5_LIGHT_ASSISTANCE
- Request
22 46 7C - Service 22
DID 467C - Module
74F → 7B9 - Every
1 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
val- Range
- 0 to 255
- Unit
- Number
In testing for 2007 to 2016, 2018 to 2026. Not supported for 2017.
Light assistance, total brightness A5_LIGHT_ASSISTANCE_TOT
- Request
22 46 7C - Service 22
DID 467C - Module
74F → 7B9 - Every
1 s - Testing
Bits 32 to 39 of the reply, 8 bits.
- Formula
(val ÷ 10)- Range
- 0 to 25.5
- Unit
- Number
In testing for 2007 to 2016, 2018 to 2026. Not supported for 2017.