A/T Control System Connector for Inputs and Outputs (A/T)
WARNING: This page is about a different car, the 2022 Honda Accord, 2021 Honda Accord, 2020 Honda Accord, 2019 Honda Accord, and 2018 Honda Accord. 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)
 Courtesy of HONDA, U.S.A., INC.
|
| 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)
 Courtesy of HONDA, U.S.A., INC.
|
| 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 |
| Terminal Number |
Terminal Name |
Description |
| 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)
 Courtesy of HONDA, U.S.A., INC.
|
| Terminal Number |
Terminal Name |
Description |
Signal |
| 1 |
GND |
Ground for SBW shifter control module |
Less than 0.2 V at all times |
| 2 |
Not used |
|
|
| 3 |
ILL-(LED) |
Detects illumination control signal |
With combination light switch ON: changed voltage (depending on dashlights brightness controller) |
| 4 |
Not used |
|
|
| 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 |
| 7 |
Not used |
|
|
| 8 |
Not used |
|
|
| 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 |
| 11 |
Not used |
|
|
| 12 |
Not used |
|
|
| 13 |
Not used |
|
|
| 14 |
Not used |
|
|
| 15 |
Not used |
|
|
| 16 |
Not used |
|
|
| 17 |
Not used |
|
|
| 18 |
IG1 ACG |
Power source for SBW shifter control module |
With vehicle in ON mode: 12 volt battery voltage |
| Terminal Number |
Terminal Name |
Description |
Signal |
| 19 |
ILLUMI+ |
Power source for SBW shifter illumination |
With combination light switch ON: 12 volt battery voltage |
| 20 |
+B SHIFTER |
Power source for SBW shifter control module |
12 volt battery voltage at all times |