Engine Control Module (ECM) Removal and Installation: Removal

WARNING: This page is about a different car, the 2011 Suzuki SX4. However, it is still accessible from the selected car via links, so may be relevant.

Remove battery, see BATTERY REMOVAL AND INSTALLATION .
Disconnect connectors from ECM as follows.
1. Push lock (1) to release locking of lock lever (2).
2. Turn lock lever to arrow direction until it stops.
  
  Fig 1: Disconnecting Connectors From ECM
  Courtesy of SUZUKI OF AMERICA CORP.
Remove battery tray with ECM.
Remove ECM (1) from battery tray by removing its mounting nuts (2).

Fig 2: Identifying Battery Tray With ECM
Courtesy of SUZUKI OF AMERICA CORP.