Lambda Compensation
WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.
Lambda compensation is rapid adjustment of the fuel adaptation value which continually adjusts the fuel air mixture. The area of adjustment is between 0-2. The normal value is 1 (no adaptation).