Topic: DIY Repairs & Mods

Dash Plug Coding for BMW

Article by: DIAKOM Applies to: e32 and e34 models. In our difficult Russian conditions, when there is no access to branded parts and diagnostic equipment, you have to be content with the spare parts from disassembly. One of the big problems arises when replacing and repairing instrument shields.I will describe […]

E32 / E34 Fuel Filter Replacement

Article by: Paul Axford Applies to: all e32 and e34 models (this article was written with a 730i). The filter provided to me by BM Warehouse in Hamilton as an “OEM part” looked nothing like the stock filter. It has a slightly smaller overall diameter and does not have the […]

Belt Replacement M30 (I6)

Article by: Paul Axford Applies to: all BMW models with the M30 engine (this article was written with a 730i). This initially looks like a formidable job but once you get the splash guard off the lower-front engine area it’s really very simple. Not so simple is getting the correct […]

E32 / E34 Trunk Gasket Maintenance

Article by: Paul Axford Applies to: All e32 and e34 models (this article was written with a 730i).   Inspection of the trunk gasket after a heavy rain showed that water was getting underneath the rubber. No doubt this would be a source of eventual rust. This was occurring mainly […]

Checking the M30 Engine Sensors

Article by: Paul Axford Applies to: All models with the M30 big six engine (this article was written with a 730i). Note: some variations exist with early renditions installed in e9 and e12 models. The photo below indicates where some of these sensors are located. a) Cleaning the high-tension ignition […]

Cleaning the Air Flow Meter Potentiometer

Article by: Paul Axford Applies to: all models with the vane style air flow meter (this article was written with a 730i). The AFM is an early-80’s relic from the second generation of electronic fuel injection. This massive sensor sitting dead-center on top of the engine does two things – […]