Toyota Grand Highlander Hybrid
Transmission parameters
The Toyota Grand Highlander Hybrid has 9 transmission parameters.
● Confirmed◆ In testing○ Supported× Not supported
Boosting converter temperature, lower GHH_BOOSTING_CONV_T_LO
- Request
22 10 A7 - Service 22
DID 10A7 - Module
7D2 → 7DA - Every
5 s - Testing
Bits 8 to 15 of the reply, 8 bits.
- Formula
(val − 40)- Range
- -40 to 215 °C
- Unit
- °C
In testing for 2024 to 2026.
Boosting converter temperature, upper GHH_BOOSTING_CONV_T_HI
- Request
22 10 A7 - Service 22
DID 10A7 - Module
7D2 → 7DA - Every
5 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val − 40)- Range
- -40 to 215 °C
- Unit
- °C
In testing for 2024 to 2026.
DC-DC converter output current GHH_DC_DC_CONV_OUTPUT
- Request
22 11 1C - Service 22
DID 111C - Module
7D2 → 7DA - Every
1 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 2024 to 2026.
Gear GHH_GEAR_700Confirmed
- Request
22 16 21 - Service 22
DID 1621 - Module
700 → 708 - Every
1 s - Testing for 2023 to 2024, 2026
Example reply from a 2025 Toyota Grand Highlander Hybrid.
Bits 0 to 7 of the reply, 8 bits.
0x01 = 1 → 1
- Formula
val- Range
- 0 to 255
- Unit
- Number
Confirmed for 2025. In testing for 2023 to 2024, 2026.
Lock up state GHH_AT_LOCK_UP_STATE
- Request
22 16 20 - Service 22
DID 1620 - Module
700 → 708 - Every
1 s - Testing
Bit 7 of the reply.
- Formula
val- Range
- 0 to 1
- Unit
- Off or on
In testing for 2023 to 2024, 2026. Not supported for 2025.
Transmission fluid post-converter temperature, variant 3 GHH_TRANS_FLUID_POST_T_3
- Request
22 16 28 - Service 22
DID 1628 - Module
700 → 708 - Every
5 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 2023 to 2026.
Transmission fluid temperature, pan var.3 GHH_ATF_T_PAN_V3Confirmed
Pelican can show this parameter as the transmission fluid temperature.
- Request
22 16 27 - Service 22
DID 1627 - Module
700 → 708 - Every
5 s - Testing for 2023 to 2024, 2026
Example reply from a 2025 Toyota Grand Highlander Hybrid.
Bits 0 to 15 of the reply, 16 bits.
0x33E0 = 13280 → (13280 ÷ 256 − 40) = 11.875 °C
- Formula
(val ÷ 256 − 40)- Range
- -40 to 215 °C
- Unit
- °C
Confirmed for 2025. In testing for 2023 to 2024, 2026.
Transmission shift state ratio GHH_TRANS_SHIFT_ST_RAT
- Request
22 16 22 - Service 22
DID 1622 - Module
700 → 708 - Every
1 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 2023 to 2026.
Transmission shift state ratio GHH_TRANS_SHIFT_ST_RAT_701
- Request
22 16 22 - Service 22
DID 1622 - Module
701 → 709 - Every
1 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 2023 to 2026.
