ECU parameters
The Hyundai Accent has 10 ECU parameters.
● Confirmed◆ In testing○ Supported× Not supported
Commanded evaporative purge ACCENT_COMMANDED_EVAPORATIVE_PURGE
- Request
21 02 - Service 21
PID 02 - Module
7E0 → 7E8 - Every
1 s - Testing
Bits 160 to 167 of the reply, 8 bits.
- Formula
(val × 0.390625)- Range
- 0 to 99.6093 %
- Unit
- %
In testing for 1994 to 2007, 2009 to 2012, 2014 to 2023. Not supported for 2008, 2013.
Intake camshaft position actual ACCENT_INTAKE_CAMSHAFT_POSITION_ACTUAL
- Request
21 17 - Service 21
PID 17 - Module
7E0 → 7E8 - Every
1 s - Testing
Bits 40 to 55 of the reply, 16 bits. The value is signed. The bytes are in little-endian order.
- Formula
(val ÷ 128)- Range
- -256 to 255.9921 °
- Unit
- °
In testing for 1994 to 2007, 2009 to 2012, 2014 to 2023. Not supported for 2008, 2013.
Intake camshaft position commanded ACCENT_INTAKE_CAMSHAFT_POSITION_COMMANDED
- Request
21 17 - Service 21
PID 17 - Module
7E0 → 7E8 - Every
1 s - Testing
Bits 32 to 39 of the reply, 8 bits. The value is signed.
- Formula
(val ÷ 2)- Range
- -64 to 63.5 °
- Unit
- °
In testing for 1994 to 2007, 2009 to 2012, 2014 to 2023. Not supported for 2008, 2013.
Intake manifold absolute pressure ACCENT_INTAKE_MANIFOLD_ABSOLUTE_PRESSUREConfirmed
- Request
21 01 - Service 21
PID 01 - Module
7E0 → 7E8 - Every
1 s - Testing for 1994 to 2014, 2016 to 2017, 2020 to 2023
Example reply from a 2019 Hyundai Accent.
Bits 128 to 143 of the reply, 16 bits. The bytes are in little-endian order.
0x37CA = 14282 → (14282 ÷ 256) = 55.789063 kPa
- Formula
(val ÷ 256)- Range
- 0 to 255.996 kPa
- Unit
- kPa
Confirmed for 2015, 2018 to 2019. In testing for 1994 to 2007, 2009 to 2012, 2014, 2016 to 2017, 2020 to 2023. Not supported for 2008, 2013.
Knock retard cylinder #1 ACCENT_KNOCK_RETARD_CYLINDER_1
- Request
21 16 - Service 21
PID 16 - Module
7E0 → 7E8 - Every
1 s - Testing
Bits 96 to 103 of the reply, 8 bits.
- Formula
(val × 0.75)- Range
- 0 to 191.25 °
- Unit
- °
In testing for 1994 to 2007, 2009 to 2012, 2014 to 2023. Not supported for 2008, 2013.
Knock retard cylinder #2 ACCENT_KNOCK_RETARD_CYLINDER_2
- Request
21 16 - Service 21
PID 16 - Module
7E0 → 7E8 - Every
1 s - Testing
Bits 104 to 111 of the reply, 8 bits.
- Formula
(val × 0.75)- Range
- 0 to 191.25 °
- Unit
- °
In testing for 1994 to 2007, 2009 to 2012, 2014 to 2023. Not supported for 2008, 2013.
Knock retard cylinder #3 ACCENT_KNOCK_RETARD_CYLINDER_3
- Request
21 16 - Service 21
PID 16 - Module
7E0 → 7E8 - Every
1 s - Testing
Bits 112 to 119 of the reply, 8 bits.
- Formula
(val × 0.75)- Range
- 0 to 191.25 °
- Unit
- °
In testing for 1994 to 2007, 2009 to 2012, 2014 to 2023. Not supported for 2008, 2013.
Knock retard cylinder #4 ACCENT_KNOCK_RETARD_CYLINDER_4
- Request
21 16 - Service 21
PID 16 - Module
7E0 → 7E8 - Every
1 s - Testing
Bits 120 to 127 of the reply, 8 bits.
- Formula
(val × 0.75)- Range
- 0 to 191.25 °
- Unit
- °
In testing for 1994 to 2007, 2009 to 2012, 2014 to 2023. Not supported for 2008, 2013.
Oxygen sensor 1 bank 1 ACCENT_OXYGEN_SENSOR_11
- Request
21 02 - Service 21
PID 02 - Module
7E0 → 7E8 - Every
1 s - Testing
Bits 32 to 39 of the reply, 8 bits.
- Formula
(val × 0.00521 − 0.2)- Range
- -0.2 to 1.1285 V
- Unit
- V
In testing for 1994 to 2007, 2009 to 2012, 2014 to 2023. Not supported for 2008, 2013.
Oxygen sensor 2 bank 1 ACCENT_OXYGEN_SENSOR_21
- Request
21 02 - Service 21
PID 02 - Module
7E0 → 7E8 - Every
1 s - Testing
Bits 48 to 55 of the reply, 8 bits.
- Formula
(val × 0.00521 − 0.2)- Range
- -0.2 to 1.1285 V
- Unit
- V
In testing for 1994 to 2007, 2009 to 2012, 2014 to 2023. Not supported for 2008, 2013.
