64 99... Fault 08 Burner insert
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2003 BMW 540i, 2002 BMW 540i, 2001 BMW 540i, 2000 BMW 540i, and 1999 BMW 540i. However, it is still accessible from the selected car via links, so may be relevant.
Instruction:
Check exhaust pipe and muffler for soot deposits and damage and replace if necessary,
refer to 64 12 590 REMOVING AND INSTALLING OR REPLACING MUFFLER
Check intake pipe for damage and replace if necessary.
Remove burner insert,
refer to 64 12 535 REMOVING AND INSTALLING / REPLACING BURNER INSERT (THERMO TOP S)
Clean or replace burner insert and then measure CO2 content.
Specified value:
11.0 to 11.5 % CO2