Engine Control Module (ECM) X1 (LV8) Connector End View

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

Fig 1: Engine Control Module (ECM) X1 (LV8) Connector End View

Courtesy of GENERAL MOTORS CORP.

Engine Control Module (ECM) X1 (LV8)

Pin	Wire	Circuit	Function
1	BK	50	Ground
2	BK	50	Ground
3	D-BU	496	Knock Sensor (KS) Signal
4-5	-	-	Not Used
6	YE/BK	1868	Low Reference
7	L-BU	425	Throttle Position (TP) Sensor Signal
8	L-GN/BK	1745	Fuel Injector 3 Control
9	L-BU/WH	1747	Fuel Injector 1 Control
10	OG	52	Low Reference
11	YE	410	Engine Coolant (ECT) Temperature Sensor Signal
12	D-GN/WH	412	Oxygen Sensor (O2) Signal
13	D-BU	417	Idle Air Control (IAC) B High Control
14	-	-	Not Used
15	PK	427	5-Volt Reference
16	D-BU	732	Low Reference
17	BK	50	Ground
18	WH	423	Ignition Coil 2 and 3 Control
19	OG	406	Ignition Coil 1 and 4 Control
20	D-GN/WH	428	EVAP Canister Purge Valve Solenoid Control
21	D-BU/WH	1869	Crankshaft Position (CKP) Sensor Signal
22	PK/BK	1746	Fuel Injector 2 Control
23	BN	6118	Intake Air Temperature (IAT) Sensor Signal
24	L-GN	432	Manifold Absolute Pressure (MAP) Sensor Signal
25	L-BU/BK	1748	Camshaft Position (CMP) Sensor Signal
26	BN	1744	Fuel Injector 4 Control
27	BN	1665	Oxygen Sensor (O2) Low Reference
28	D-GN	534	Idle Air Control (IAC) A High Control
29	PK/BK	415	Idle Air Control (IAC) B Low Control
30	L-GN/BK	444	Idle Air Control (IAC) A Low Control
31	PU	719	5-Volt Reference
32	BN	808	Low Reference

Connector Part Information

OEM: 12129231
Service: N/A
Description: 32-Way Retainer Lock Sealed, (BK)

Terminal Part Information

Terminated Lead: Service by Harness - See Part Catalog
Release Tool: Not Available
Diagnostic Test Probe: Not Available
Terminal/Tray: Not Available
Core/Insulation Crimp: Not Available