Energy Storage Control Module Connector End Views (ESCM)

Energy Storage Control Module (ESCM) - C1 (HP2)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		967224-C1 30-Way F (BK)
Pin	Wire Color	Circuit No.	Function
1	WH	1-NTC-1	Temperature Sensor Signal - 1
2	WH	1-NTC-2	Temperature Sensor Signal - 2
3-7	-	-	Not Used
8	WH	2-BCO	BCO Control - A
9	WH	4-BCO	BCO Control - B
10	WH	2-BCO	BCO Status
11	WH	1-BCO	Ground
12	WH	2-CS	Current Sensor Signal - B
13	WH	3-CS	Compensating Coil Voltage
14	WH	5-BCO	Battery Positive Voltage
15	WH	2-FAN	Low Reference
16	-	-	Not Used
17	WH	2-NTC-2	Low Reference
18	WH	2-NTC-1	Low Reference
19	WH	2-NTC-3	Low Reference
20	WH	1-NTC-3	Temperature Sensor Signal - 3
21	WH	1-R2	Voltage Sensor Signal - 2
22	-	-	Not Used
23	WH	1-R1	Voltage Sensor Signal - 1
24	WH	1-R4	Voltage Sensor Signal - 4
25	WH	1-R3	Voltage Sensor Signal - 3
26	-	-	Not Used
27	WH	1-CS	Current Sensor Signal - A
28	WH	4-CS	Low Reference
29	WH	4-FAN	5-Volt Reference
30	WH	1-FAN	Fan Speed Signal

Energy Storage Control Module (ESCM) - C2 (HP2)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		967224-C2 48-Way F (BK)
Pin	Wire Color	Circuit No.	Function
1-14	-	-	Not Used
15	WH	1-CAR	High Speed GMLAN Serial Data (+)
16-17	-	-	Not Used
18	WH	7-CAR	Ignition 1 Voltage
19-23	-	-	Not Used
24	WH	GND-CAR	Ground
25-38	-	-	Not Used
39	WH	2-CAR	High Speed GMLAN Serial Data (-)
40-41	-	-	Not Used
42	WH	8-CAR	Ignition 0 Voltage
43-47	-	-	Not Used
48	WH	3-CAR	Battery Positive Voltage

Energy Storage Control Module (ESCM) - C3 (HP2)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		967224-C2 2-Way F (BK)
Pin	Wire Color	Circuit No.	Function
L-H	-	-	Not Used