Engine Control Module (ECM) Connector End View C1 (2.2L)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15336786 28 Way F Bosch (BK)
Pin	Wire Color	Circuit No.	Function
1	-	-	Not Used
2	GY	705	5 Volt Reference
3	D-GN	890	Fuel Tank Pressure Sensor Signal
4	PU	420	Stop Lamp Switch Signal
5	GY	1884	Cruise Control Set/Coast and Resume/Accelerate Switch Signal (K34)
6	-	-	Not Used
7	PU	1589	Fuel Level Sensor Signal
8	BN	4	Accessory Voltage
9	-	-	Not Used
10	BK	2759	Low Reference
11	L-BU	20	Stop Lamp Switch Signal
12	PU	1807	ECM Class 2 Serial Data
13	TN/WH	2500	High Speed GM LAN Serial Data Bus (+)
14-15	-	-	Not Used
16	BN/WH	419	MIL Control
17	WH	1310	EVAP Canister Vent Solenoid Control
18	PU	1807	ECM Class 2 Serial Data (JM4)
19	TN	2501	High Speed GM LAN Serial Data Bus (-)
20	-	-	Not Used
21	D-GN/WH	459	A/C Compressor Clutch Relay Control (C60)
22	OG	480	Battery Positive Voltage
23	PK	639	Ignition 1 Voltage
24	-	-	Not Used
25	D-GN/WH	465	Fuel Pump Relay Control
26	L-GN	1887	Cruise Control Servo Move Direction Signal (K34)
27	L-BU	1888	Cruise Control Servo Clutch Control (K34)
28	PK	1886	Cruise Control Servo Move Signal (K34)