Powertrain Control Module (PCM) C3 (M30)

Fig 1: Powertrain Control Module (PCM) C3 (M30) Connector End Views

Courtesy of GENERAL MOTORS CORP.

Powertrain Control Module (PCM) C3 (M30) Connector Parts Information

Connector Part Information

Terminal Part Information

Powertrain Control Module (PCM) C3 (M30) Connector Terminal Identification

Pin	Wire Color	Circuit No.	Function
1	PK	1224	Transmission Fluid Pressure Switch Signal A
2	GY	773	Transmission Range Switch Signal C
3	-	-	Not Available
4	TN/WH	1669	HO2S Low Signal Bank 1 Sensor 2
5	-	-	Not Available
6	RD/BK	1228	PC Solenoid Valve High Control (Sol. A)
7	YE/BK	1227	TFT Sensor Signal
8-14	-	-	Not Available
15	TN/BK	231	Oil Pressure Switch Signal
16	-	-	Not Available
17	BK	2762	Low Reference
18	-	-	Not Available
19	PU/WH	1668	HO2S High Signal Bank 1 Sensor 2
20	BK/WH	771	Transmission Range Switch Signal A
21	WH	687	3-2 Shift Solenoid Valve Control
22-24	-	-	Not Available
25	TN/BK	422	TCC Solenoid Valve Control
26-29	-	-	Not Available
30	RD	1226	Transmission Fluid Pressure Switch Signal C
31	YL	6787	Air Injection Reaction Control Valve #1 Control (K18)
32	-	-	Not Available
33	L-GN	1222	1-2 Shift Solenoid Valve Control
34	TN/BK	464	Delivered Torque Signal
35	YE/BK	1223	2-3 Shift Solenoid Valve Control
36	PU	114	Low Reference
37	D-GN/WH	428	EVAP Canister Purge Solenoid Control
38	-	-	Not Available
39	BN	418	TCC PWM Solenoid Valve Control
40-42	-	-	Not Available
43	D-BU	1225	Transmission Fluid Pressure Switch Signal B
44	PU	401	Signal Low - Front
45	YE	400	Signal High - Front
46	BK/WH	1423	HO2S Heater Low Control Bank 1 Sensor 2
47	OG/BK	463	Requested Torque Signal
48	L-BU/WH	1229	PC Solenoid Valve Low Control (Sol.A)
49	D-BU	6253	Low Reference
50	YE	772	Transmission Range Switch Signal B
51	-	-	Not Available
52	WH	776	Transmission Range Switch Signal P
53-56	-	-	Not Available