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Home >> Honda >> 2017 >> Pilot EX, FWD >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Supplemental Restraint System - Testing & Troubleshooting >> Connector View >> Unit Connector for Inputs and Outputs (2017 2018)

Unit Connector for Inputs and Outputs (2017 2018)

Connector Index
SRS unit connector A (39P)
SRS unit connector B (39P)

SRS Unit Inputs and Outputs at Connector A (39P) (female terminals) 

GHH312850Courtesy of HONDA, U.S.A., INC.
Terminal Number Terminal Name Description
1 Not Used ?
2 Not Used ?
3 Not Used ?
4 RA1? Ground for the front passenger's airbag first inflator
5 RA1? Power source for the front passenger's airbag first inflator
6 RA2? Power source for the front passenger's airbag second inflator
7 RA2? Ground for the front passenger's airbag second inflator
8 DR INF1? Ground for the driver's airbag first inflator
9 DR INF1? Power source for the driver's airbag first inflator
10 DR INF2? Power source for the driver's airbag second inflator
11 DR INF2? Ground for the driver's airbag second inflator
12 Not Used ?
13 Not Used ?
14 Not Used ?
15 Not Used ?
16 Not Used ?
17 Not Used ?
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 ?

*1: 9-speed A/T*2: 6-speed A/T

Terminal Number Terminal Name Description
28 SRS OFF Sends and receives communication signal with the front passenger's airbag cutoff indicator
29 RFS? Power source for the right front impact sensor
30 RFS? Ground for the right front impact sensor
31 LFS? Power source for the left front impact sensor
32 LFS? Ground for the left front impact sensor
33 L-LINE Additional communication line
34 F-CAN A_H* 1F-CAN_H* 2 Sends and receives communication signal
35 F-CAN A_L* 1F-CAN_L* 2 Sends and receives communication signal
36 SGND Ground circuit for the SRS unit
37 Not Used ?
38 Not Used ?
39 VB SRS dedicated power (dedicated booster circuit)

*1: 9-speed A/T*2: 6-speed A/T

SRS Unit Inputs and Outputs at Connector B (39P) (female terminals) 

GHH312851Courtesy of HONDA, U.S.A., INC.
Terminal Number Terminal Name Description
1 Not Used ?
2 Not Used ?
3 RSA? Ground for the front passenger's side airbag inflator
4 RSA? Power source for the front passenger's side airbag inflator
5 LSA? Power source for the driver's side airbag inflator
6 LSA? Ground for the driver's side airbag inflator
7 RCA1? Ground for the right side curtain airbag first inflator
8 RCA1? Power source for the right side curtain airbag first inflator
9 LCA1? Power source for the left side curtain airbag first inflator
10 LCA1? Ground for the left side curtain airbag first inflator
11 SPS? Driver's seat position sensor input line
12 Not Used ?
13 Not Used ?
14 Not Used ?
Terminal Number Terminal Name Description
15 Not Used ?
16 Not Used ?
17 Not Used ?
18 RRP? Ground for the front passenger's seat belt tensioner
19 RRP? Power source for the front passenger's seat belt tensioner
20 LRP? Power source for the driver's seat belt tensioner
21 LRP? Ground for the driver's seat belt tensioner
22 RLP? Ground for the front passenger's seat belt outer lap tensioner
23 RLP? Power source for the front passenger's seat belt outer lap tensioner
24 LLP? Power source for the driver's seat belt outer lap tensioner
25 LLP? Ground for the driver's seat belt outer lap tensioner
26 SWSP Power source for the front passenger's weight sensors
27 FRBC Front passenger's seat belt buckle switch input line
28 SWSG Ground for the front passenger's weight sensors
29 FLBC Driver's seat belt buckle switch input line
30 SWSS Sends and receives communication signal with the front passenger's weight sensors
31 Not Used ?
32 Not Used ?
33 Not Used ?
34 SSS? Power source for the rear safing sensor
35 SSS? Ground for the rear safing sensor
36 RSI1? Power source for the right side impact sensor (first), right side impact sensor (second)
37 RSI1? Ground for the right side impact sensor (first), right side impact sensor (second)
38 LSI1? Power source for the left side impact sensor (first), left side impact sensor (second)
39 LSI1? Ground for the left side impact sensor (first), left side impact sensor (second)