A/T Control System for Inputs and Outputs (10-Speed A/T) (2018 2019 2020)
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2020 Acura RLX, 2019 Acura RLX, 2018 Acura RLX, 2017 Acura RLX, and 2016 Acura RLX. However, it is still accessible from the selected car via links, so may be relevant.
| Connector Index |
|---|
| TCM Connector A (23P) |
| TCM Connector B (45P) |
| SBW Shifter Control Module 20P Connector |
TCM Connector A (23P) (female terminals)
| Terminal Number | Terminal Name | Description |
|---|---|---|
| 1 | LG2 | Ground for TCM |
| 2 | NC | Detects countershaft speed sensor signal |
| 3 | Not used | |
| 4 | TCUWUP/ACC | Detects TCU W/U signal |
| 5 | Not used | |
| 6 | IG1 | Detects ignition signal |
| 7 | Not used | |
| 8 | VB3 | Power source for TCM |
| 9 | LG1 | Ground for TCM |
| 10 | VCC3 | Provides sensor reference voltage |
| 11 | Not used | |
| 12 | F-CAN D_L | Sends and receives communication signal |
| 13 | F-CAN D_H | Sends and receives communication signal |
| 14 | RVSOUT | Outputs R position signal |
| 15 | VB1 | Power source for TCM |
| 16 | SG3 | Sensor ground |
| 17 | IGNTRx | Communication line |
| 18 | F-CAN A_L | Sends and receives communication signal |
| 19 | F-CAN A_H | Sends and receives communication signal |
| 20 | SDNP | Detects paddle shifter - (downshift switch) signal |
| 21 | SUPP | Detects paddle shifter + (upshift switch) signal |
| 22 | PARKOUT | Outputs P position signal |
| 23 | VB2 | Power source for TCM |
TCM Connector B (45P) (female terminals)
| Terminal Number | Terminal Name | Description |
|---|---|---|
| 1 | SW B | Detects transmission fluid pressure switch signal |
| 2 | LINEAR F - | Drives clutch pressure control solenoid valve F |
| 3 | LINEAR A - | Drives clutch pressure control solenoid valve A |
| 4 | TATF | Detects ATF temperature sensor signal |
| 5 | LINEAR A+ | Drives clutch pressure control solenoid valve A |
| 6 | LINEAR E - | Drives clutch pressure control solenoid valve E |
| 7 | LINEAR E+ | Drives clutch pressure control solenoid valve E |
| 8 | LINEAR B - | Drives clutch pressure control solenoid valve B |
| 9 | LINEAR B+ | Drives clutch pressure control solenoid valve B |
| 10 | LINEAR F+ | Drives clutch pressure control solenoid valve F |
| 11 | NM | Detects mainshaft speed sensor signal |
| 12 | PRESSURE F | Detects transmission fluid pressure sensor F signal |
| 13 | SG3 | Sensor ground |
| 14 | SW A | Detects transmission fluid pressure switch signal |
| 15 | SG1 | Sensor ground |
| 16 | PRESSURE B | Detects transmission fluid pressure sensor B signal |
| 17 | PG 1 | Ground for TCM |
| 18 | PRESSURE A | Detects transmission fluid pressure sensor A signal |
| 19 | STROKE TWC 1 | Detects two-way clutch actuator valve stroke sensor signal |
| 20 | VCC1 | Provides sensor reference voltage |
| 21 | SH G | Drives shift solenoid valve G |
| 22 | SH D | Drives shift solenoid valve D |
| 23 | SH C | Drives shift solenoid valve C |
| 24 | SH E | Drives shift solenoid valve E |
| 25 | SH F | Drives shift solenoid valve F |
| 26 | SH B | Drives shift solenoid valve B |
| 27 | SH A | Drives shift solenoid valve A |
| 28 | STROKE TWC 2 | Detects two-way clutch actuator valve stroke sensor signal |
| 29 | VCC2 | Provides sensor reference voltage |
| 30 | STROKE PKG 1 | Detects parking actuator valve stroke sensor signal |
| 31 | VCC3 | Provides sensor reference voltage |
| 32 | PRESSURE E | Detects transmission fluid pressure sensor E signal |
| 33 | SG2 | Sensor ground |
| 34 | PRESSURE C | Detects transmission fluid pressure sensor C signal |
| 35 | PG 2 | Ground for TCM |
| 36 | PRESSURE D | Detects transmission fluid pressure sensor D signal |
| 37 | LINEAR H - | Drives clutch pressure control solenoid valve H |
| 38 | LINEAR H+ | Drives clutch pressure control solenoid valve H |
| 39 | STROKE PKG 2 | Detects parking actuator valve stroke sensor signal |
| 40 | LINEAR G - | Drives clutch pressure control solenoid valve G |
| 41 | LINEAR G+ | Drives clutch pressure control solenoid valve G |
| 42 | LINEAR D - | Drives clutch pressure control solenoid valve D |
| 43 | LINEAR D+ | Drives clutch pressure control solenoid valve D |
| 44 | LINEAR C - | Drives clutch pressure control solenoid valve C |
| 45 | LINEAR C+ | Drives clutch pressure control solenoid valve C |
SBW Shifter Control Module 20P Connector (female terminals)
| Terminal Number | Terminal Name | Description | Signal |
|---|---|---|---|
| 1 | GND | Ground for SBW shifter control module | Less than 0.2 V at all times |
| 3 | ILL-(LED) | Detects illumination control signal | With combination light switch ON: changed voltage (depending on dashlights brightness controller) |
| 5 | F-CAN A_H | Sends and receives communication signal | With vehicle in ON mode: pulses |
| 6 | F-CAN A_L | Sends and receives communication signal | With vehicle in ON mode: pulses |
| 9 | F-CAN D_H | Sends and receives communication signal | With vehicle in ON mode: pulses |
| 10 | F-CAN D_L | Sends and receives communication signal | With vehicle in ON mode: pulses |
| 18 | IG1 DR1 | Power source for SBW shifter control module | With vehicle in ON mode: battery voltage |
| 19 | ILLUMI+ | Power source for SBW shifter illumination | With combination light switch ON: battery voltage |
| 20 | +B SMART | Power source for SBW shifter control module | Battery voltage at all times |