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Hyundai Elantra

Transmission parameters

The Hyundai Elantra has 14 transmission parameters.

● Confirmed◆ In testing○ Supported× Not supported

How to read a parameter card

Commanded gear ELANTRA_COMMANDED_GEARConfirmed

  • Request21 A0
  • Service 21PID A0
  • Module7E1 → 7E9
  • Every250 ms
  • Testing for 1990 to 2015, 2017 to 2026

Example reply from a 2016 Hyundai Elantra.

Bits 176 to 183 of the reply, 8 bits.

0x01 = 1 → 1

Formula
val
Range
0 to 255
Unit
Number

Confirmed for 2016. In testing for 1990 to 2015, 2018 to 2021, 2026. Not supported for 2017, 2022 to 2025.

  1. The parameter's name and its ID in the OBDb. Confirmed shows when a response from a real car confirms the parameter.
  2. The clutch mark shows a Connectable, a parameter that Pelican surfaces in its interface.
  3. The service and PID/DID asked for, the control module it's sent to, and how often Pelican asks.
  4. The reply's bytes. The parameter's bytes are blue. Bytes for other parameters in the same reply are grayed out. Hover over a byte to see the parameter it represents.
  5. Where the parameter is in the response, and how Pelican converts the raw value into a value.
  6. A real reply, decoded. The raw value comes first, then the reading.
  7. Which model years have tested this parameter.

Commanded gear ELANTRA_COMMANDED_GEARConfirmed

  • Request21 A0
  • Service 21PID A0
  • Module7E1 → 7E9
  • Every250 ms
  • Testing for 1990 to 2015, 2017 to 2026

Example reply from a 2016 Hyundai Elantra.

Bits 176 to 183 of the reply, 8 bits.

0x01 = 1 → 1

Formula
val
Range
0 to 255
Unit
Number

Confirmed for 2016. In testing for 1990 to 2015, 2018 to 2021, 2026. Not supported for 2017, 2022 to 2025.

Commanded gear ELANTRA_COMMANDED_GEAR_7E1Confirmed

  • Request22 01 A0
  • Service 22DID 01A0
  • Module7E1 → 7E9
  • Every250 ms
  • Testing for 1990 to 2023, 2026

Example reply from a 2025 Hyundai Elantra.

Bits 176 to 183 of the reply, 8 bits.

0x01 = 1 → 1

Formula
val
Range
0 to 255
Unit
Number

Confirmed for 2024 to 2025. In testing for 1990 to 2015, 2017 to 2021, 2026. Not supported for 2016, 2022 to 2023.

Current gear ELANTRA_CURRENT_GEARConfirmed

  • Request21 A0
  • Service 21PID A0
  • Module7E1 → 7E9
  • Every250 ms
  • Testing for 1990 to 2015, 2017 to 2026

Example reply from a 2016 Hyundai Elantra.

Bits 168 to 175 of the reply, 8 bits.

0x0E = 14 → 14

Formula
val
Range
0 to 255
Unit
Number

Confirmed for 2016. In testing for 1990 to 2015, 2018 to 2021, 2026. Not supported for 2017, 2022 to 2025.

Current gear ELANTRA_CURRENT_GEAR_7E1Confirmed

  • Request22 01 A0
  • Service 22DID 01A0
  • Module7E1 → 7E9
  • Every250 ms
  • Testing for 1990 to 2023, 2026

Example reply from a 2025 Hyundai Elantra.

Bits 168 to 175 of the reply, 8 bits.

0x01 = 1 → 1

Formula
val
Range
0 to 255
Unit
Number

Confirmed for 2024 to 2025. In testing for 1990 to 2015, 2017 to 2021, 2026. Not supported for 2016, 2022 to 2023.

Current gear ELANTRA_CURRENT_GEAR_7E1_2Confirmed

  • Request21 A1
  • Service 21PID A1
  • Module7E1 → 7E9
  • Every250 ms
  • Testing for 1990 to 2015, 2017 to 2026

Example reply from a 2016 Hyundai Elantra.

Bits 32 to 39 of the reply, 8 bits.

0x00 = 0 → 0

Formula
val
Range
0 to 255
Unit
Number

Confirmed for 2016. In testing for 1990 to 2015, 2017 to 2021, 2026. Not supported for 2022 to 2025.

Current gear ELANTRA_GEAR_CURConfirmed

  • Request22 01 A4
  • Service 22DID 01A4
  • Module7E1 → 7E9
  • Every250 ms
  • Testing for 1990 to 2015, 2017 to 2021

Example reply from a 2024 Hyundai Elantra.

Bits 188 to 191 of the reply, 4 bits.

0b0101 = 5 → 5

Formula
val
Range
0 to 15
Unit
Number

Confirmed for 2016, 2022 to 2024. In testing for 1990 to 2015, 2017 to 2021.

Current gear ELANTRA_GEAR_CUR_2025Confirmed

  • Request22 01 A4
  • Service 22DID 01A4
  • Module7E1 → 7E9
  • Every250 ms
  • Testing for 2026

Example reply from a 2025 Hyundai Elantra.

Bits 216 to 223 of the reply, 8 bits.

0x00 = 0 → 0

Formula
val
Range
0 to 15
Unit
Number

Confirmed for 2025. In testing for 2026.

Dual-clutch transmission even shaft, gear engaged ELANTRA_DUAL_CLU_TRANS_EVENConfirmed

  • Request22 01 A5
  • Service 22DID 01A5
  • Module7E1 → 7E9
  • Every5 s
  • Testing for 1990 to 2015, 2017 to 2021, 2025 to 2026

Example reply from a 2024 Hyundai Elantra.

Bits 40 to 47 of the reply, 8 bits.

0x1B = 27 → 27

Formula
val
Range
0 to 255
Unit
Number

Confirmed for 2016, 2022 to 2024. In testing for 1990 to 2015, 2017 to 2021, 2026. Not supported for 2025.

Dual-clutch transmission odd shaft, gear engaged ELANTRA_DUAL_CLU_TRANS_ODDConfirmed

  • Request22 01 A5
  • Service 22DID 01A5
  • Module7E1 → 7E9
  • Every5 s
  • Testing for 1990 to 2015, 2017 to 2021, 2025 to 2026

Example reply from a 2024 Hyundai Elantra.

Bits 32 to 39 of the reply, 8 bits.

0x00 = 0 → 0

Formula
val
Range
0 to 255
Unit
Number

Confirmed for 2016, 2022 to 2024. In testing for 1990 to 2015, 2017 to 2021, 2026. Not supported for 2025.

Gear ELANTRA_GEAR_7E0

  • Request22 ED 05
  • Service 22DID ED05
  • Module7E0 → 7E8
  • Every250 ms
  • Testing

Bits 176 to 183 of the reply, 8 bits.

Formula
val
Range
0 to 255
Unit
Number

In testing for 1990 to 2015, 2017 to 2021, 2026. Not supported for 2016, 2022 to 2025.

Gear selector ELANTRA_GEARConfirmed

  • Request22 01 A0
  • Service 22DID 01A0
  • Module7E1 → 7E9
  • Every250 ms
  • Testing for 1990 to 2023, 2026

Example reply from a 2025 Hyundai Elantra.

Bits 160 to 167 of the reply, 8 bits.

0x08 = 8 → 8

Formula
val
Range
0 to 255
Unit
Number

Confirmed for 2024 to 2025. In testing for 1990 to 2015, 2017 to 2021, 2026. Not supported for 2016, 2022 to 2023.

Next gear ELANTRA_GEAR_NXTConfirmed

  • Request22 01 A4
  • Service 22DID 01A4
  • Module7E1 → 7E9
  • Every250 ms
  • Testing for 1990 to 2015, 2017 to 2021

Example reply from a 2024 Hyundai Elantra.

Bits 196 to 199 of the reply, 4 bits.

0b0101 = 5 → 5

Formula
val
Range
0 to 15
Unit
Number

Confirmed for 2016, 2022 to 2024. In testing for 1990 to 2015, 2017 to 2021.

Reverse gear selected ELANTRA_GEAR_RConfirmed

  • Request22 BC 04
  • Service 22DID BC04
  • Module770 → 778
  • Every1 s
  • Testing for 2026

Example reply from a 2025 Hyundai Elantra.

Bit 35 of the reply.

0b0 = 0 → 0

Formula
val
Range
0 to 1
Unit
No or yes

Confirmed for 2021 to 2025. In testing for 2026. Not supported for 2009 to 2010, 2019 to 2020.

Transmission fluid temperature ELANTRA_ATF_TEMP

  • Request22 21 A0
  • Service 22DID 21A0
  • Module7E0 → 7E8
  • Every10 s
  • Testing

Bits 16 to 23 of the reply, 8 bits.

Formula
(val × 9 ÷ 5 − 40)
Range
0 to 255 °F
Unit
°F

In testing for 1990 to 2015, 2017 to 2021, 2026. Not supported for 2016, 2022 to 2025.

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