October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Connector & Terminal Identification

The ECM has 4 connectors (Impreza 2.0L has 5 connectors). For connector and terminal identification, see appropriate pin voltage chart in PIN VOLTAGE CHARTS article. For wire color identification, see ENGINE PERFORMANCE in appropriate SYSTEM WIRING DIAGRAMS article in ELECTRICAL.