64 99... Fault 08 Burner insert
WARNING: This page is about a different car, the 2003 BMW 530i, 2002 BMW 530i, and 2001 BMW 530i. 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