Electronic Brake Control Module (EBCM)

WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Electronic Brake Control Module (EBCM) Connector End View

Courtesy of GENERAL MOTORS COMPANY

Pin	Wire	Circuit	Function
1	-	-	Not Used
2	5 RD/BK	1442	Battery Positive Voltage
3	0.5 BN/BK	2500	High Speed GMLAN Serial Data Bus +
4	0.35 BN/BK	2500	High Speed GMLAN Serial Data Bus +
5-7	-	-	Not Used
8	0.35 WH/BK	715	Lateral Accelerometer Signal (JL4)
9	0.35 YE/BK	7033	Yaw Rate Diagnostic (JL4)
10	0.35 L-BU/BK	1764	Steering Wheel Position Signal B (JL4)
11	-	-	Not Used
12	0.8 L-BU	830	Left Front Wheel Speed Sensor Signal
13	0.8 YE	873	Left Front Wheel Speed Sensor Low Reference
14	-	-	Not Used
15	0.8 GY/PK	1787	Variable Effort Steering Actuator High Effort Control
16	5 BK	1650	Ground
17	-	-	Not Used
18	0.5 BN	2501	High Speed GMLAN Serial Data Bus -
19	0.35 BN	2501	High Speed GMLAN Serial Data Bus -
20	-	-	Not Used
21	0.35 GN/WH	817	Vehicle Speed Signal
22	0.35 PU	719	Low Reference (JL4)
23	0.35 GY/BK	1337	5-Volt Reference (JL4)
24	0.35 OG/BK	556	Low Reference (JL4)
25	0.35 GY	1056	5-Volt Reference (JL4)
26	0.8 D-GN	872	Right Front Wheel Speed Sensor Signal
27	0.8 TN/YE	833	Right Front Wheel Speed Sensor Low Reference
28	-	-	Not Used
29	0.8 WH	345	Variable Effort Steering Actuator Low Effort Control
30	-	-	Not Used
31	5 RD	1542	Battery Positive Voltage
32	0.5 OG/YE	5727	High Speed GMLAN Serial Data Wake Up
33-36	-	-	Not Used
37	0.35 BU	716	Yaw Rate Sensor Signal (JL4)
38	0.35 BU	5370	Longitudinal Accelerometer Signal (JL4)
39	0.35 L-GN	1763	Steering Wheel Position Signal A (JL4)
40	-	-	Not Used
41	0.5 OG	885	Left Rear Wheel Speed Sensor Low Reference
42	0.5 GY/YE	884	Left Rear Wheel Speed Sensor Signal
43	0.5 TN	882	Right Rear Wheel Speed Sensor Signal
44	0.5 GY/BU	883	Right Rear Wheel Speed Sensor Low Reference
45	5 BK	1650	Ground
46	-	-	Not Used

Connector Part Information

Harness Type: Engine
OEM Connector: 3-1326339-7 (JL4), 3-1326339-5 (-JL4)
Service Connector: 19115689
Description: 46-Way F Sealed (BK)

Terminal Part Information

Pins: 2, 16, 31, 45
Terminated Lead: 13578926
Release Tool: J-38125-11A
Diagnostic Test Probe: J-35616-42 (RD)
Terminal/Tray: 7116-4142-02/10
Core/Insulation Crimp: D/3

Pins: 3, 4, 15, 18, 19, 32, 41-44
Terminated Lead: 13575814
Release Tool: J-38125-553
Diagnostic Test Probe: J-35616-64B (L-BU)
Terminal/Tray: 638551-1/16
Core/Insulation Crimp: K/K

Pin: 21
Terminated Lead: 13575815
Release Tool: J-38125-553
Diagnostic Test Probe: J-35616-64B (L-BU)
Terminal/Tray: 638551-1/16
Core/Insulation Crimp: J/J