Clavurion

EGS beside engine ECU in E-box under pollen filter housing.

Unfortunately either the quality of parts drops or the price jumps sky high.

Have you checked the cluster fuses (18, 24, 38, 40)?

Just to note that all BMW part diagrams are available online. https://www.realoem.com/bmw/enUS/showparts?id=NC92-EUR-03-2005-E60-BMW-535d&diagId=11_3789

Only center bore adapters needed. ET is the same.

That explains a lot.

Where did you come to this conclusion? In the diagram Nr.1 is the same.

M-sport bumpers are the same on pre-LCI and LCI. This is why all M-sports have the older style bigger PDC sensors. Bumper carrier is also the same. Side and bottom guides (Nr.5 and 6) are different on M-sport vs. SE.

Why would you code IKE (instrument cluster) if you changed DSC module?

The size difference is quite small and you still have to modify the radiator cowl.

The easiest working option is Wagner.

Characteristic map cooling Wires: red/blue and brown/white https://www.newtis.info/tisv2/a/en/e39-540i-lim/WIKydeV Purge valve Wires: red/white/yellow and brown For location on M62 not certain.

This code is not for MAP sensor. It's for characteristic map cooling which is actually the heating element on coolant thermostat. It's purpose is to make the stat open earlier than it's mechanical opening temperature on heavy engine load. This is cured with a new thermostat as the heating element is built in it.

7785 985 is for 525d, 984 is for 530d.

No. This picture is from a customer's car at my friends BMW garage