Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
TPMS Control Unit Connector for Inputs and Outputs (2017 2018 2019 2020)
NOTE: Only terminals related to the TPMS are shown.
Keyless Access/TPMS Control Unit Connector for inputs and Outputs
| Connector Index |
|---|
| Keyless Access/TPMS Control Unit Connector A (32P) |
| Keyless Access/TPMS Control Unit Connector B (36P) |
| Keyless Access/TPMS Control Unit Connector C (20P) |
Keyless Access/TPMS Control Unit Inputs and Outputs for Connector A (32P) (female terminals)
| Terminal number | Terminal sign | Description |
|---|---|---|
| 1 | +B SMART (10A) | Power source for the TPMS control unit |
| 2 | Not used | - - - |
| 3 | Not used | |
| 4 | Not used | |
| 5 | Not used | |
| 6 | Not used | |
| 7 | Not used | |
| 8 | Not used | |
| 9 | Not used | |
| 10 | Not used | |
| 11 | Not used | |
| 12 | FR WHEEL LF + | Plus signal for the right-front initiator |
| 13 | FL WHEEL LF+ | Plus signal for the left-front initiator |
| 14 | Not used | - - - |
| 15 | RR WHEEL LF- | Plus signal for the right-rear initiator |
| 16 | RL WHEEL LF- | Plus signal for the left-rear Initiator |
| 17 | SGND | Ground for the TPMS control unit |
| Terminal number | Terminal sign | Description |
|---|---|---|
| 18 | Not used | - - - |
| 19 | Not used | |
| 20 | Not used | |
| 21 | Not used | |
| 22 | Not used | |
| 23 | Not used | |
| 24 | Not used | |
| 25 | Not used | |
| 26 | Not used | |
| 27 | Not used | |
| 28 | FR WHEEL LF- | Minus signal for the right-front Initiator |
| 29 | FL WHEEL LF- | Minus signal for the left-front Initiator |
| 30 | Not used | - - - |
| 31 | RR WHEEL LF- | Minus signal for the right-rear Initiator |
| 32 | RL WHEEL LF- | Minus signal for the left-rear Initiator |
Keyless Access/TPMS Control Unit Inputs and Outputs for Connector B (36P) (female terminals)
| Terminal number | Terminal sign | Description |
|---|---|---|
| 1 | Not used | - - - |
| 2 | Not used | |
| 3 | Not used | |
| 4 | Not used | |
| 5 | Not used | |
| 6 | Not used | |
| 7 | Not used | |
| 8 | Not used | |
| 9 | Not used | |
| 10 | Not used | |
| 11 | Not used | |
| 12 | Not used | |
| 13 | Not used | |
| 14 | Not used | |
| 15 | Not used | |
| 16 | Not used | |
| 17 | Not used | |
| 18 | +B BACK UP | Power source for the TPMS control unit |
| 19 | Not used | - - - |
| 20 | Not used | |
| 21 | Not used | |
| 22 | Not used | |
| 23 | Not used | |
| 24 | Not used | |
| 25 | Not used | |
| 26 | Not used | |
| 27 | Not used | |
| 28 | Not used | |
| 29 | Not used | |
| 30 | Not used | |
| 31 | Not used | |
| 32 | Not used | |
| 33 | Not used | |
| 34 | IG1B DR1 (7.5A) | Power source for the activating the system |
| 35 | Not used | - - - |
| 36 | SGND | Ground for the TPMS control unit |
Keyless Access/TPMS Control Unit Inputs and Outputs for Connector C (20P) (female terminals)
| Terminal number | Terminal sign | Description |
|---|---|---|
| 1 | Not used | - - - |
| 2 | F-CAN A_H *1F-CAN B_H *2 | F-CAN communication circuit |
| 3 | Not used | - - - |
| 4 | K-LINE | Communication with HDS |
| 5 | Not used | - - - |
| 6 | Not used | |
| 7 | Not used | |
| 8 | Not used | |
| 9 | Not used | |
| 10 | Not used | |
| 11 | Not used | |
| 12 | F-CAN A_L *1F-CAN B_L *2 | F-CAN communication circuit |
| 13 | Not used | - - - |
| 14 | Not used | |
| 15 | Not used | |
| 16 | Not used | |
| 17 | Not used | |
| 18 | Not used | |
| 19 | Not used | |
| 20 | Not used |
*1: Without CAN gateway *2: With CAN gateway
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.