VSA Modulator-Control Unit Connector for Inputs and Outputs (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.

Courtesy of HONDA, U.S.A., INC.

Terminal number	Terminal sign	Description
1	GND	Ground for the pump motor
2	+B ABS/VSA MTR	Power source for the motor relay
3	GND	Ground for the VSA modulator-control unit
4	+B ABS/VSA FSR	Power source for the fail-safe relay
5	Not used	---
6	Not used
7	Not used
8	Not used
9	FR L ABS SNSR-	Detects left-front wheel speed sensor signal
10	Not used	---
11	Not used
12	Not used
13	FR R ABS SNSR-	Detects right-front wheel speed sensor signal
14	BRK LAMP	Drives the brake light relay
15	Not used	---
16	Not used
17	Not used
18	Not used
19	SGND1	Ground for brake booster pressure sensor
20	F-CAN C_L	F-CAN communication circuit
21	FR L ABS SNSR+	Detects left-front wheel speed sensor signal
22	RR L ABS SNSR-	Detects left-rear wheel speed sensor signal
23	RR R ABS SNSR+	Detects right-rear wheel speed sensor signal
24	FR R ABS SNSR+	Detects right-front wheel speed sensor signal
25	Not used	---
26	F-CAN B_L	F-CAN communication circuit
27	VAC1	Detects brake booster pressure sensor signal
28	Not used	---
29	Not used	---
30	SVCC1	Power source for brake booster pressure sensor
31	F-CAN C_H	F-CAN communication circuit
32	Not used	---
33	RR L ABS SNSR+	Detects left-rear wheel speed sensor signal
34	BRK DIAG	Detects brake light signal
35	RR R ABS SNSR-	Detects right-rear wheel speed sensor signal
36	IG1 VSA/ABS	Power source for activating the system
37	Not used	---
38	F-CAN B_H	F-CAN communication circuit