Control parameters
The Subaru Forester has 12 control parameters.
● Confirmed◆ In testing○ Supported× Not supported
Absolute throttle position TPSAE J1979Confirmed
Throttle position at idle will usually be more than 0%, and throttle position at wide open throttle will usually be less than 100%.
Pelican can show this parameter as the throttle position.
- Request
01 11 - Service 01
PID 11 - Module
7E0 → 7E8 - Every
250 ms
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 100 ÷ 255)- Range
- 0 to 100 %
- Unit
- %
Confirmed for 2011 to 2012, 2015 to 2016, 2018 to 2019, 2022, 2025. Supported for 2006, 2009 to 2010, 2013 to 2014, 2017, 2020 to 2021, 2023 to 2024, 2026.
Absolute throttle position B TP_BSAE J1979Confirmed
Pelican can show this parameter as the throttle position.
- Request
01 47 - Service 01
PID 47 - Module
7E0 → 7E8 - Every
250 ms
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 100 ÷ 255)- Range
- 0 to 100 %
- Unit
- %
Confirmed for 2016, 2019, 2022, 2025. Supported for 2009.
Accelerator pedal position FORESTER_ACC_POSConfirmed
- Request
22 10 A6 - Service 22
DID 10A6 - Module
7A2 - Every
250 ms - Testing for 1997 to 2015, 2017 to 2024, 2026
Example reply from a 2025 Subaru Forester.
Bits 0 to 7 of the reply, 8 bits.
0x00 = 0 → (0 × 100 ÷ 255) = 0 %
- Formula
(val × 100 ÷ 255)- Range
- 0 to 100 %
- Unit
- %
Confirmed for 2016, 2025. In testing for 1997 to 2002, 2004, 2007 to 2008, 2014, 2017. Not supported for 2003, 2005 to 2006, 2009 to 2013, 2015, 2018 to 2024, 2026.
Brake switch FORESTER_BRAKE_SWITCHConfirmed
- Request
22 12 33 - Service 22
DID 1233 - Module
7A2 → 7AA - Every
1 s - Testing for 1997 to 2015, 2017, 2019 to 2022, 2024
Example reply from a 2026 Subaru Forester.
Bits 0 to 7 of the reply, 8 bits.
0x00 = 0 → 0
- Formula
val- Range
- 0 to 255
- Unit
- Number
Confirmed for 2025 to 2026. In testing for 1997 to 2002, 2004, 2007 to 2008, 2014, 2017, 2021. Supported for 2016, 2018, 2023. Not supported for 2003, 2005 to 2006, 2009 to 2013, 2015, 2019 to 2020, 2022, 2024.
Clutch switch FORESTER_CLUTCH_SWITCH
- Request
22 12 2F - Service 22
DID 122F - Module
7A2 → 7AA - Every
1 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
val- Range
- 0 to 255
- Unit
- Number
In testing for 1997 to 2004, 2007 to 2008, 2014, 2017, 2021. Not supported for 2005 to 2006, 2009 to 2013, 2015 to 2016, 2018 to 2020, 2022 to 2026.
Knocking signal FORESTER_KNOCKING_SIGNALConfirmed
- Request
22 11 D0 - Service 22
DID 11D0 - Module
7A2 → 7AA - Every
1 s - Testing for 1997 to 2024
Example reply from a 2026 Subaru Forester.
Bits 0 to 7 of the reply, 8 bits.
0x00 = 0 → 0 °
- Formula
val- Range
- 0 to 255 °
- Unit
- °
Confirmed for 2025 to 2026. In testing for 1997 to 2004, 2007 to 2008, 2014, 2017, 2021. Not supported for 2005 to 2006, 2009 to 2013, 2015 to 2016, 2018 to 2020, 2022 to 2024.
Relative throttle position TP_RSAE J1979Confirmed
Relative or 'learned' throttle position.
- Request
01 45 - Service 01
PID 45 - Module
7E0 → 7E8 - Every
250 ms
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 100 ÷ 255)- Range
- 0 to 100 %
- Unit
- %
Confirmed for 2019. Supported for 2009, 2022.
Steering wheel angle FORESTER_STEER_ANGLEConfirmed
- Request
22 10 29 - Service 22
DID 1029 - Module
7B0 → 7B8 - Every
250 ms - Testing for 1997 to 2014, 2017
Example reply from a 2026 Subaru Forester.
Bits 0 to 15 of the reply, 16 bits. The value is signed.
0x0000 = 0 → 0 °
- Formula
val- Range
- -32767 to 32767 °
- Unit
- °
Confirmed for 2015 to 2016, 2018 to 2026. In testing for 1997 to 2002, 2004, 2007 to 2008, 2014, 2017. Not supported for 2003, 2005 to 2006, 2009 to 2013.
Steering wheel angle, v2 FORESTER_STEER_ANGLE_746Confirmed
- Request
22 10 32 - Service 22
DID 1032 - Module
746 - Every
1 s - Testing for 1997 to 2014, 2017, 2019 to 2026
Example reply from a 2018 Subaru Forester.
Bits 0 to 7 of the reply, 8 bits. The value is signed.
0x00 = 0 → (0 × 5) = 0 °
- Formula
(val × 5)- Range
- -640 to 635 °
- Unit
- °
Confirmed for 2015 to 2016, 2018. In testing for 1997 to 2002, 2004, 2007 to 2008, 2014, 2017, 2021. Not supported for 2003, 2005 to 2006, 2009 to 2013, 2019 to 2020, 2022 to 2026.
Control › Pedals
Accelerator pedal position (relative) APP_RSAE J1979Confirmed
- Request
01 5A - Service 01
PID 5A - Module
7E0 → 7E8 - Every
250 ms
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 100 ÷ 255)- Range
- 0 to 100 %
- Unit
- %
Confirmed for 2019. Supported for 2009.
Accelerator pedal position D APP_DSAE J1979Confirmed
- Request
01 49 - Service 01
PID 49 - Module
7E0 → 7E8 - Every
250 ms
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 100 ÷ 255)- Range
- 0 to 100 %
- Unit
- %
Confirmed for 2019. Supported for 2009, 2012.
Accelerator pedal position E APP_ESAE J1979Confirmed
- Request
01 4A - Service 01
PID 4A - Module
7E0 → 7E8 - Every
250 ms
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 100 ÷ 255)- Range
- 0 to 100 %
- Unit
- %
Confirmed for 2019. Supported for 2009, 2012.