S 500 4MATIC (220.184) V8-5.0L (113.966) (2003)
Self adaptation of mixture formation (right/left bank) of cylinder is at minimum limit value at part load (P2016-[2], P2085-[2].
Description of test steps of failure analysis in case of a adaptation of mixture formation fault code
Step E: Check for air leaks in the air intake system.