Toyota Corolla

Transmission parameters

The Toyota Corolla has 52 transmission parameters.

● Confirmed◆ In testing○ Supported× Not supported

How to read a parameter card

Transmission fluid temperature, pan var.3 COROLLA_ATF_T_PAN_V3Confirmed

Pelican can show this parameter as the transmission fluid temperature.

  • Request22 16 27
  • Service 22DID 1627
  • Module700 → 708
  • Every1 s
  • Testing for 1988 to 2022, 2026

Example reply from a 2025 Toyota Corolla.

Bits 0 to 15 of the reply, 16 bits.

0x4740 = 18240 → (18240 ÷ 256 − 40) = 31.25 °C

Formula
(val ÷ 256 − 40)
Range
-40 to 215 °C
Unit
°C

Confirmed for 2023 to 2025. In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2022.

  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.

Boost converter temperature at ignition on COROLLA_BOOST_CONV_T_AFTER_ON

  • Request21 74
  • Service 21PID 74
  • Module7E2 → 7EA
  • Every1 s
  • Testing

Bits 16 to 23 of the reply, 8 bits.

Formula
(val − 40)
Range
-40 to 215 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Boost converter temperature max COROLLA_BOOST_CONV_T_MAX

  • Request21 74
  • Service 21PID 74
  • Module7E2 → 7EA
  • Every1 s
  • Testing

Bits 24 to 31 of the reply, 8 bits.

Formula
(val − 40)
Range
-40 to 215 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Boost converter temperature, lower COROLLA_BOOST_CONV_T_LO

  • Request21 74
  • Service 21PID 74
  • Module7E2 → 7EA
  • Every1 s
  • Testing

Bits 8 to 15 of the reply, 8 bits.

Formula
(val − 40)
Range
-40 to 215 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Boost converter temperature, upper COROLLA_BOOST_CONV_T_HI

  • Request21 74
  • Service 21PID 74
  • Module7E2 → 7EA
  • Every1 s
  • Testing

Bits 0 to 7 of the reply, 8 bits.

Formula
(val − 40)
Range
-40 to 215 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Boosting converter temperature, lower COROLLA_BOOSTING_CONV_T_LO

  • Request22 10 A7
  • Service 22DID 10A7
  • Module7D2 → 7DA
  • Every5 s
  • Testing

Bits 8 to 15 of the reply, 8 bits.

Formula
(val − 40)
Range
-40 to 215 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Boosting converter temperature, upper COROLLA_BOOSTING_CONV_T_HI

  • Request22 10 A7
  • Service 22DID 10A7
  • Module7D2 → 7DA
  • Every5 s
  • Testing

Bits 0 to 7 of the reply, 8 bits.

Formula
(val − 40)
Range
-40 to 215 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Converter carrier frequency, 9.55khz=0,9.13khz=1,8.71khz=2,8.29khz=3,7.87khz=4,7.45khz=5,4.8khz=6 COROLLA_CONV_CARRIER_9_0_9_1_8_2_8_3_7_4_7_5_4_6

  • Request21 7D
  • Service 21PID 7D
  • Module7E2 → 7EA
  • Every1 s
  • Testing

Bits 8 to 15 of the reply, 8 bits.

Formula
val
Range
0 to 255
Unit
Number

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Converter fail COROLLA_CONV_FAIL

  • Request21 79
  • Service 21PID 79
  • Module7E2 → 7EA
  • Every1 s
  • Testing

Bit 25 of the reply.

Formula
val
Range
0 to 1
Unit
Off or on

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Converter gate status COROLLA_CONV_GATE_STAT

  • Request21 74
  • Service 21PID 74
  • Module7E2 → 7EA
  • Every1 s
  • Testing

Bit 32 of the reply.

Formula
val
Range
0 to 1
Unit
Off or on

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Converter shutdown COROLLA_CONV_SHUTDOWN

  • Request21 79
  • Service 21PID 79
  • Module7E2 → 7EA
  • Every1 s
  • Testing

Bit 24 of the reply.

Formula
val
Range
0 to 1
Unit
Off or on

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Current gear COROLLA_GEAR_V3Confirmed

  • Request21 DA
  • Service 21PID DA
  • Module7E0 → 7E8
  • Every1 s
  • Testing for 1988 to 2008, 2010 to 2026

Example reply from a 2009 Toyota Corolla.

Bits 0 to 7 of the reply, 8 bits.

0x01 = 1 → 1

Formula
val
Range
0 to 255
Unit
Number

Confirmed for 2009. In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2010, 2012, 2014, 2021 to 2025.

DC-DC converter output current COROLLA_DC_DC_CONV_OUTPUT

  • Request22 11 1C
  • Service 22DID 111C
  • Module7D2 → 7DA
  • Every1 s
  • Testing

Bits 0 to 7 of the reply, 8 bits.

Formula
(val × 25 ÷ 32)
Range
0 to 199 A
Unit
A

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Front axle coupling clutch current COROLLA_FRONT_AXLE_COUPLING

  • Request22 10 0E
  • Service 22DID 100E
  • Module7B1 → 7B9
  • Every1 s
  • Testing

Bits 0 to 15 of the reply, 16 bits.

Formula
(val ÷ 1000)
Range
0 to 65.535 A
Unit
A

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Front axle coupling clutch position sensor status COROLLA_FRONT_AXLE_COUPLING_CLU

  • Request22 10 0F
  • Service 22DID 100F
  • Module7B1 → 7B9
  • Every1 s
  • Testing

Bit 8 of the reply.

Formula
val
Range
0 to 1
Unit
Off or on

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Gear COROLLA_GEARConfirmed

  • Request21 85
  • Service 21PID 85
  • Module7E0 → 7E8
  • Every500 ms
  • Testing for 1988 to 2010, 2013, 2015, 2018 to 2019, 2023 to 2026

Example reply from a 2022 Toyota Corolla.

Bits 0 to 7 of the reply, 8 bits.

0x00 = 0 → 0

Formula
val
Range
0 to 20
Unit
Number

Confirmed for 2011 to 2012, 2014, 2016 to 2017, 2020 to 2022. In testing for 1988 to 2004, 2018. Not supported for 2005 to 2010, 2013, 2015, 2019, 2023 to 2026.

Gear COROLLA_GEAR_700

  • Request22 16 21
  • Service 22DID 1621
  • Module700 → 708
  • Every1 s
  • Testing

Bits 0 to 7 of the reply, 8 bits.

Formula
val
Range
0 to 255
Unit
Number

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Gear lock-up COROLLA_GEAR_LOCKUPConfirmed

Mechanism within the automatic transmission that momentarily locks the gears during gear changes, providing a smoother and more efficient transition between different gears, especially when accelerating or decelerating; essentially helps minimize power loss and jerkiness during gear shifts.

  • Request21 85
  • Service 21PID 85
  • Module7E0 → 7E8
  • Every500 ms
  • Testing for 1988 to 2010, 2013, 2015, 2018 to 2019, 2023 to 2026

Example reply from a 2022 Toyota Corolla.

Bit 8 of the reply.

0b1 = 1 → 1

Formula
val
Range
0 to 1
Unit
Off or on

Confirmed for 2011 to 2012, 2014, 2016 to 2017, 2020 to 2022. In testing for 1988 to 2004, 2018. Not supported for 2005 to 2010, 2013, 2015, 2019, 2023 to 2026.

Left coupling clutch current COROLLA_LEFT_COUPLING_CLU

  • Request22 10 0E
  • Service 22DID 100E
  • Module7B1 → 7B9
  • Every1 s
  • Testing

Bits 32 to 47 of the reply, 16 bits.

Formula
(val ÷ 1000)
Range
0 to 65.535 A
Unit
A

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Lock up state COROLLA_AT_LOCK_UP_STATEConfirmed

  • Request22 16 20
  • Service 22DID 1620
  • Module700 → 708
  • Every1 s
  • Testing for 1988 to 2022, 2026

Example reply from a 2025 Toyota Corolla.

Bit 7 of the reply.

0b0 = 0 → 0

Formula
val
Range
0 to 1
Unit
Off or on

Confirmed for 2023 to 2025. In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2022.

Prohibit DC/DC converter signal COROLLA_PROHIBIT_DC_DC_CONV

  • Request21 75
  • Service 21PID 75
  • Module7E2 → 7EA
  • Every5 s
  • Testing

Bit 1 of the reply.

Formula
val
Range
0 to 1
Unit
Off or on

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Rear axle coupling clutch current COROLLA_REAR_AXLE_COUPLING

  • Request22 10 0E
  • Service 22DID 100E
  • Module7B1 → 7B9
  • Every1 s
  • Testing

Bits 16 to 31 of the reply, 16 bits.

Formula
(val ÷ 1000)
Range
0 to 65.535 A
Unit
A

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Rear axle coupling clutch position sensor status COROLLA_REAR_AXLE_COUPLING_CLU_POS

  • Request22 10 0F
  • Service 22DID 100F
  • Module7B1 → 7B9
  • Every1 s
  • Testing

Bit 9 of the reply.

Formula
val
Range
0 to 1
Unit
Off or on

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Right coupling clutch current COROLLA_RIGHT_COUPLING_CLU

  • Request22 10 0E
  • Service 22DID 100E
  • Module7B1 → 7B9
  • Every1 s
  • Testing

Bits 48 to 63 of the reply, 16 bits.

Formula
(val ÷ 1000)
Range
0 to 65.535 A
Unit
A

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Shift in drive COROLLA_SHIFT_D

  • Request21 D3
  • Service 21PID D3
  • Module7E2 → 7EA
  • Every1 s
  • Testing

Bit 16 of the reply.

Formula
val
Range
0 to 1
Unit
Off or on

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Shift position sensor voltage COROLLA_SHIFT_POS_V

  • Request21 C3
  • Service 21PID C3
  • Module7E2 → 7EA
  • Every250 ms
  • Testing

Bits 280 to 287 of the reply, 8 bits.

Formula
(val ÷ 51)
Range
0 to 5 V
Unit
V

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Shift select sensor main voltage COROLLA_SELECT_MAIN_V

  • Request21 C3
  • Service 21PID C3
  • Module7E2 → 7EA
  • Every250 ms
  • Testing

Bits 264 to 271 of the reply, 8 bits.

Formula
(val ÷ 51)
Range
0 to 5 V
Unit
V

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Shift select sensor sub voltage COROLLA_SELECT_SUB_V

  • Request21 C3
  • Service 21PID C3
  • Module7E2 → 7EA
  • Every250 ms
  • Testing

Bits 272 to 279 of the reply, 8 bits.

Formula
(val ÷ 51)
Range
0 to 5 V
Unit
V

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Shift sensor main COROLLA_SHIFT_SENS_MAIN

  • Request21 41
  • Service 21PID 41
  • Module7E2 → 7EA
  • Every5 s
  • Testing

Bits 0 to 7 of the reply, 8 bits.

Formula
(val × 83 ÷ 4250)
Range
0 to 4.9799 V
Unit
V

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Shift sensor main voltage COROLLA_SHIFT_MAIN_V

  • Request21 C3
  • Service 21PID C3
  • Module7E2 → 7EA
  • Every250 ms
  • Testing

Bits 248 to 255 of the reply, 8 bits.

Formula
(val ÷ 51)
Range
0 to 5 V
Unit
V

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Shift sensor select main COROLLA_SHIFT_SENS_SELECT

  • Request21 41
  • Service 21PID 41
  • Module7E2 → 7EA
  • Every5 s
  • Testing

Bits 16 to 23 of the reply, 8 bits.

Formula
(val × 83 ÷ 4250)
Range
0 to 4.9799 V
Unit
V

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Shift sensor select sub COROLLA_SHIFT_SENS_SELECT_SUB

  • Request21 41
  • Service 21PID 41
  • Module7E2 → 7EA
  • Every5 s
  • Testing

Bits 24 to 31 of the reply, 8 bits.

Formula
(val × 83 ÷ 4250)
Range
0 to 4.9799 V
Unit
V

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Shift sensor sub COROLLA_SHIFT_SENS_SUB

  • Request21 41
  • Service 21PID 41
  • Module7E2 → 7EA
  • Every5 s
  • Testing

Bits 8 to 15 of the reply, 8 bits.

Formula
(val × 83 ÷ 4250)
Range
0 to 4.9799 V
Unit
V

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Shift sensor sub voltage COROLLA_SHIFT_SUB_V

  • Request21 C3
  • Service 21PID C3
  • Module7E2 → 7EA
  • Every250 ms
  • Testing

Bits 256 to 263 of the reply, 8 bits.

Formula
(val ÷ 51)
Range
0 to 5 V
Unit
V

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Torque converter and TE1 on COROLLA_TQ_CONV_TE1_ONConfirmed

  • Request21 39
  • Service 21PID 39
  • Module7E0 → 7E8
  • Every250 ms
  • Testing for 1988 to 2011, 2013, 2015 to 2020, 2023 to 2026

Example reply from a 2022 Toyota Corolla.

Bit 30 of the reply.

0b0 = 0 → 0

Formula
val
Range
0 to 1
Unit
Number

Confirmed for 2012, 2014, 2021 to 2022. In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2023 to 2025.

Transmission belt clamping force sensor COROLLA_CVT_CLAMP_P

  • Request22 16 2A
  • Service 22DID 162A
  • Module701 → 709
  • Every1 s
  • Testing

Bits 0 to 15 of the reply, 16 bits.

Formula
(val × 19531 ÷ 10000000 − 64)
Range
-64 to 63.9964
Unit
Raw value

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Transmission fluid post-converter temperature, variant 3 COROLLA_TRANS_FLUID_POST_T_3

  • Request22 16 28
  • Service 22DID 1628
  • Module700 → 708
  • Every5 s
  • Testing

Bits 0 to 15 of the reply, 16 bits.

Formula
(val ÷ 256 − 40)
Range
-40 to 215.996 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Transmission fluid temperature, pan var.3 COROLLA_ATF_T_PAN_V3Confirmed

Pelican can show this parameter as the transmission fluid temperature.

  • Request22 16 27
  • Service 22DID 1627
  • Module700 → 708
  • Every1 s
  • Testing for 1988 to 2022, 2026

Example reply from a 2025 Toyota Corolla.

Bits 0 to 15 of the reply, 16 bits.

0x4740 = 18240 → (18240 ÷ 256 − 40) = 31.25 °C

Formula
(val ÷ 256 − 40)
Range
-40 to 215 °C
Unit
°C

Confirmed for 2023 to 2025. In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2022.

Transmission fluid temperature, variant 5 COROLLA_ATF_T_V_5

  • Request21 D9
  • Service 21PID D9
  • Module7E0 → 7E8
  • Every5 s
  • Testing for 1988 to 2008, 2010 to 2026

Bits 32 to 47 of the reply, 16 bits.

Formula
(val ÷ 256 − 40)
Range
-40 to 215.996 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Supported for 2009. Not supported for 2010, 2012, 2014, 2021 to 2025.

Transmission fluid temperature, variant 8 COROLLA_ATF_T_V_8

  • Request21 D9
  • Service 21PID D9
  • Module7E0 → 7E8
  • Every5 s
  • Testing for 1988 to 2008, 2010 to 2026

Bits 48 to 63 of the reply, 16 bits.

Formula
(val ÷ 256 − 40)
Range
-40 to 215.996 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Supported for 2009. Not supported for 2010, 2012, 2014, 2021 to 2025.

Transmission fluid temperature, variant 9 COROLLA_ATF_T_V_9

  • Request21 D9
  • Service 21PID D9
  • Module7E1 → 7E9
  • Every5 s
  • Testing

Bits 32 to 47 of the reply, 16 bits.

Formula
(val ÷ 256 − 40)
Range
-40 to 215.996 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Transmission fluid temperature, variant 10 COROLLA_ATF_T_V_10_7E1

  • Request21 82
  • Service 21PID 82
  • Module7E1 → 7E9
  • Every5 s
  • Testing

Bits 0 to 15 of the reply, 16 bits.

Formula
(val ÷ 256 − 40)
Range
-40 to 215.996 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Transmission fluid temperature, variant 11 COROLLA_ATF_T_V_11

  • Request21 82
  • Service 21PID 82
  • Module7E1 → 7E9
  • Every5 s
  • Testing

Bits 16 to 31 of the reply, 16 bits.

Formula
(val ÷ 256 − 40)
Range
-40 to 215.996 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Transmission fluid temperature, variant 12 COROLLA_ATF_T_V_12

  • Request21 D9
  • Service 21PID D9
  • Module7E1 → 7E9
  • Every5 s
  • Testing

Bits 48 to 63 of the reply, 16 bits.

Formula
(val ÷ 256 − 40)
Range
-40 to 215.996 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Transmission fluid temperature, variant 14 COROLLA_ATF_T_V_14Confirmed

  • Request21 D9
  • Service 21PID D9
  • Module7E0 → 7E8
  • Every5 s
  • Testing for 1988 to 2008, 2010 to 2026

Example reply from a 2009 Toyota Corolla.

Bits 0 to 15 of the reply, 16 bits.

0x0900 = 2304 → (2304 ÷ 256 − 40) = -31 °C

Formula
(val ÷ 256 − 40)
Range
-40 to 215.996 °C
Unit
°C

Confirmed for 2009. In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2010, 2012, 2014, 2021 to 2025.

Transmission fluid temperature, variant 14 COROLLA_ATF_T_V_14_7E1

  • Request21 D9
  • Service 21PID D9
  • Module7E1 → 7E9
  • Every5 s
  • Testing

Bits 0 to 15 of the reply, 16 bits.

Formula
(val ÷ 256 − 40)
Range
-40 to 215.996 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Transmission fluid temperature, variant 21 COROLLA_ATF_T_V_21Confirmed

  • Request21 D9
  • Service 21PID D9
  • Module7E0 → 7E8
  • Every5 s
  • Testing for 1988 to 2008, 2010 to 2026

Example reply from a 2009 Toyota Corolla.

Bits 24 to 31 of the reply, 8 bits.

0x52 = 82 → (82 − 40) = 42 °C

Formula
(val − 40)
Range
-40 to 215 °C
Unit
°C

Confirmed for 2009. In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2010, 2012, 2014, 2021 to 2025.

Transmission fluid temperature, variant 21 COROLLA_ATF_T_V_21_7E1

  • Request21 D9
  • Service 21PID D9
  • Module7E1 → 7E9
  • Every5 s
  • Testing

Bits 24 to 31 of the reply, 8 bits.

Formula
(val − 40)
Range
-40 to 215 °C
Unit
°C

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Transmission oil pressure calibration, complete COROLLA_TRANS_OIL_PRESSConfirmed

  • Request21 83
  • Service 21PID 83
  • Module7E0 → 7E8
  • Every3600 s
  • Testing for 1988 to 2011, 2013, 2015 to 2020, 2023 to 2026

Example reply from a 2022 Toyota Corolla.

Bit 1 of the reply.

0b1 = 1 → 1

Formula
val
Range
0 to 1
Unit
Number

Confirmed for 2012, 2014, 2021 to 2022. In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2023 to 2025.

Transmission shift state ratio COROLLA_TRANS_SHIFT_ST_RATConfirmed

  • Request22 16 22
  • Service 22DID 1622
  • Module700 → 708
  • Every1 s
  • Testing for 1988 to 2022, 2026

Bits 0 to 15 of the reply, 16 bits.

Formula
(val × 5333 ÷ 21845000)
Range
0 to 15.999
Unit
Number

Confirmed for 2023 to 2025. In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2022.

Transmission shift state ratio COROLLA_TRANS_SHIFT_ST_RAT_701

  • Request22 16 22
  • Service 22DID 1622
  • Module701 → 709
  • Every1 s
  • Testing

Bits 0 to 15 of the reply, 16 bits.

Formula
(val × 5333 ÷ 21845000)
Range
0 to 15.999
Unit
Number

In testing for 1988 to 2008, 2011, 2013, 2015 to 2020, 2026. Not supported for 2009 to 2010, 2012, 2014, 2021 to 2025.

Transmission temperature, pan COROLLA_ATF_PAN_TConfirmed

Pelican can show this parameter as the transmission fluid temperature.

  • Request21 82
  • Service 21PID 82
  • Module7E0 → 7E8
  • Every1 s
  • Testing for 1988 to 2010, 2013, 2015, 2018 to 2019, 2023 to 2026

Example reply from a 2022 Toyota Corolla.

Bits 0 to 15 of the reply, 16 bits.

0x3C00 = 15360 → (15360 ÷ 256 − 40) = 20 °C

Formula
(val ÷ 256 − 40)
Range
-40 to 215 °C
Unit
°C

Confirmed for 2011 to 2012, 2014, 2016 to 2017, 2020 to 2022. In testing for 1988 to 2002, 2004, 2015, 2018. Not supported for 2003, 2005 to 2010, 2013, 2019, 2023 to 2026.

Transmission temperature, torque converter COROLLA_ATF_TQC_TConfirmed

Pelican can show this parameter as the transmission fluid temperature.

  • Request21 82
  • Service 21PID 82
  • Module7E0 → 7E8
  • Every1 s
  • Testing for 1988 to 2010, 2013, 2015, 2018 to 2019, 2023 to 2026

Example reply from a 2022 Toyota Corolla.

Bits 16 to 31 of the reply, 16 bits.

0x831B = 33563 → (33563 ÷ 256 − 40) = 91.105469 °C

Formula
(val ÷ 256 − 40)
Range
-40 to 215 °C
Unit
°C

Confirmed for 2012, 2014, 2016 to 2017, 2020 to 2022. In testing for 1988 to 2002, 2004, 2015, 2018. Supported for 2011. Not supported for 2003, 2005 to 2010, 2013, 2019, 2023 to 2026.

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