SRS Unit Connector for Inputs and Outputs (KA/KC)
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 |
|---|
| SRS unit connector A (43P) |
| SRS unit connector B (57P) |
SRS Unit Inputs and Outputs at Connector A (43P) (female terminals)
SRS Unit Inputs and Outputs at Connector A (43P) (female terminals)
| Terminal Number | Terminal Name | Description |
|---|---|---|
| 1* | CDS | Collision detection signal output line |
| 2 | Not Used | - |
| 3 | Not Used | - |
| 4 | RA1+ | Power source for the front passenger's airbag first inflator |
| 5 | RA1- | Ground for the front passenger's airbag first inflator |
| 6 | LA1- | Ground for the driver's airbag first inflator |
| 7 | LA1+ | Power source for the driver's airbag first inflator |
| 8 | Not Used | - |
| 9 | Not Used | - |
| 10 | RA2+ | Power source for the front passenger's airbag second inflator |
| 11 | RA2- | Ground for the front passenger's airbag second inflator |
| 12 | RKA- | Ground for the front passenger's knee airbag inflator |
| 13 | RKA+ | Power source for the front passenger's knee airbag inflator |
| 14 | LKA+ | Power source for the driver's knee airbag inflator |
| 15 | LKA- | Ground for the driver's knee airbag inflator |
| 16 | F-CAN B_H | Sends and receives communication signal |
| 17 | F-CAN B_L | Sends and receives communication signal |
| 18 | L-LINE | Sends and receives scan tool signal (serial data) |
| 19 | Not Used | - |
| 20 | Not Used | - |
| 21 | GND | Ground circuit for the SRS unit |
| 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 | RFS+ | Power source for the right front impact sensor |
| 31 | RFS- | Ground for the right front impact sensor |
| 32 | LFS+ | Power source for the left front impact sensor |
| 33 | LFS- | Ground for the left front impact sensor |
| 34 | Not Used | - |
| 35 | Not Used | - |
| 36 | Not Used | - |
| 37 | Not Used | - |
| 38 | Not Used | - |
| 39 | OFF PTT | Front passenger's airbag cutoff indicator output line |
| 40 | Not Used | - |
| 41 | IG1 SRS | SRS dedicated power (dedicated booster circuit) |
| 42 | Not Used | - |
| 43 | +B SRS | Continuous power source |
*: With telematics system
SRS Unit Inputs and Outputs at Connector B (57P) (female terminals)
SRS Unit Inputs and Outputs at Connector B (57P) (female terminals)
| Terminal Number | Terminal Name | Description |
|---|---|---|
| 1 | Not Used | - |
| 2 | Not Used | - |
| 3 | RCA- | Ground for the right side curtain airbag inflator |
| 4 | RCA+ | Power source for the right side curtain airbag inflator |
| 5 | Not Used | - |
| 6 | Not Used | - |
| 7 | Not Used | - |
| 8 | Not Used | - |
| 9 | LCA+ | Power source for the left side curtain airbag inflator |
| 10 | LCA- | Ground for the left side curtain airbag inflator |
| 11 | RSA- | Ground for the right side airbag inflator |
| 12 | RSA+ | Power source for the right side airbag inflator |
| 13 | RLP+ | Power source for the front passenger's seat belt outer lap tensioner |
| 14 | RLP- | Ground for the front passenger's seat belt outer lap tensioner |
| 15 | LLP- | Ground for the driver's seat belt outer lap tensioner |
| 16 | LLP+ | Power source for the driver's seat belt outer lap tensioner |
| 17 | RRP+ | Power source for the front passenger's seat belt tensioner |
| 18 | RRP- | Ground for the front passenger's seat belt tensioner |
| 19 | LRP- | Ground for the driver's seat belt tensioner |
| 20 | LRP+ | Power source for the driver's seat belt tensioner |
| 21 | Not Used | - |
| 22 | Not Used | - |
| 23 | Not Used | - |
| 24 | SWS- | Ground for the front passenger's weight sensors |
| 25 | RVEA+ | Power source for the selectable energy absorption device of the front passenger's seat belt tensioner |
| 26 | RVEA- | Ground for the selectable energy absorption device of the front passenger's seat belt tensioner |
| 27 | LSA- | Ground for the left side airbag inflator |
| 28 | LSA+ | Power source for the left side airbag inflator |
| 29 | Not Used | - |
| 30 | Not Used | - |
| 31 | Not Used | - |
| 32 | Not Used | - |
| 33 | Not Used | - |
| 34 | Not Used | - |
| 35 | FRBC | Front passenger's seat belt buckle switch input line |
| 36 | Not Used | - |
| 37 | FLBC | Driver's seat belt buckle switch input line |
| 38* | RRBC | Right rear seat belt buckle switch input line |
| 39* | RCBC | Center rear seat belt buckle switch input line |
| 40* | RLBC | Left rear seat belt buckle switch input line |
| 41 | SWSS | Sends and receives communication signal with the front passenger's weight sensors |
| 42 | SS+ | Driver's seat position sensor input line |
| 43 | SWS+ | Power source for the front passenger's weight sensors |
| 44 | RS2- | Ground for the right side impact sensor (second) |
| 45 | RS2+ | Power source for the right side impact sensor (second) |
| 46 | LS2- | Ground for the left side impact sensor (second) |
| 47 | LS2+ | Power source for the left side impact sensor (second) |
| 48 | Not Used | - |
| 49 | Not Used | - |
| 50 | Not Used | - |
| 51 | Not Used | - |
| 52 | Not Used | - |
| 53 | Not Used | - |
| 54 | RS1- | Ground for the right side impact sensor (first) |
| 55 | RS1+ | Power source for the right side impact sensor (first) |
| 56 | LS1- | Ground for the left side impact sensor (first) |
| 57 | LS1+ | Power source for the left side impact sensor (first) |
*: With rear seat belt reminder