ECU (engine control unit) replacement on a 1996 900 turbo. The original ECU is being replaced with an upgraded unit from Nordic.

Tools:

  • 10 mm socket: bolt under the glovebox;
  • Torx T25 screwdriver: glovebox and ECU screws.

 

Click to see the next picture
14.09.2005: Glovebox
Remove the glovebox -- six screws around the perimeter and one 10 mm bolt below by the door.

 

Click to see the next picture
14.09.2005: Connector
Pull the glovebox out, unplug the bulb connector.

 

Click to see the next picture
14.09.2005: Harness
Before removing the ECU, disconnect the battery or pull the "Trionic" fuse (#28). Move the carpeting away. Unlock ECU harness by pulling the lever and unplug it. Undo a screw in the lower right corner. The ECU slides down.

 

Click to see the next picture
14.09.2005: ECUs
The new ECU plugs right in. After the installation, perform an adaptation run by doing a series of full throttle accelerations in high gear from 2000 to 4500 RPM. It helps if you can find a long road going uphill.

  [return to index]

 

 

 
Copyright © 2000-2013 Dmitry Platonoff
All rights reserved.