Recommended replacement interval for the part category Oil filter : 12 month / 15000 km

Important!

This replacement procedure can be used for:
BMW 8 (E31) 850 CSi, BMW 8 (E31) 840 Ci, BMW 8 (E31) 840 i, BMW 8 (E31) 850 CSi, BMW 8 (E31) 850 Ci, BMW 8 (E31) 850 i, Ci … View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

All the parts you need to replace – Oil Filter for 8 (E31) and other BMW models

Oil filter

        Oil filter for 8 (E31) Petrol (300 hp)
      
        Oil filter for 8 (E31) Petrol (326 hp)
      
        Oil filter for 8 (E31) Petrol (380 hp)
      
        Oil filter for 8 (E31) Petrol (286 hp)
      
        Oil filter for 8 (E31) Petrol (286 hp)
      
        Oil filter for 8 (E31) Petrol (377 hp)

Replacement: engine oil and filter – BMW 8 (E31). Tools you'll need:

                        Wire brush
                      
                        All-purpose cleaning spray
                      
                        Drive socket # 17
                      
                        Drive socket # 36
                      
                        Ratchet wrench
                      
                        Torque wrench
                      
                        Flat Screwdriver
                      
                        Funnel
                      
                        Oil drain pan
                      
                        Fender cover

Buy tools

Replacement: engine oil and filter – BMW 8 (E31). AUTODOC experts recommend:

Replace the oil filter every time when changing motor oil.
Use only new O-rings during installation.
Wear gloves to prevent contact with hot liquid.
All work should be done with the engine stopped.

Replacement: engine oil and filter – BMW 8 (E31). Take the following steps:

Step 1

Open the hood.

Step 2

Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.

Step 3

Unscrew the oil filler plug.
Step 4

Unscrew the filter housing cap together with the old filter element. Use a drive socket #36. Use a ratchet wrench.
Step 5

Prepare a container for the old oil filter.
Step 6

Put the old oil filter in the container.

Replacement: engine oil and filter – BMW 8 (E31). Tip:
Move up the container. The oil starts to drain out of the drainage hole immediately after you have removed the oil filter.
Step 7

Detach the oil filter from the filter cover.
Step 8

Remove the oil filter cover O-ring. Use a flat screwdriver.
Step 9

Clean the oil filter housing cap. Use all-purpose cleaning spray.

Step 10

Install a new O-ring to its mounting seat on the filter cover.
Step 11

Install the new oil filter to the mounting seat on the filter cover.

Please note!
Make sure to install the filter correctly. Don't mix up the sides of the part.
Step 12

Clean the oil filter seat.
Step 13

Lubricate the rubber seal of the new filter with a little amount of fresh oil.

Step 14.1

Install a new oil filter housing cover and tighten it.

Step 14.2

Use a drive socket #36. Use a torque wrench. Tighten it to 25 Nm torque.
Step 15

Lift the car using a jack or place it over an inspection pit.

Replacement: engine oil and filter – BMW 8 (E31). AUTODOC recommends:
The vehicle must be on even keel, and if it is at an angle, the drain plug must be at the lowest point.All works should be done with the engine cooled down.
Step 16

Clean the area of the oil pan drainage hole. Use a wire brush. Use all-purpose cleaning spray.
Step 17

Put a waste oil container with at least 9 l capacity under the drainage hole.

Step 18

Unscrew the drain plug. Use a drive socket #17. Use a ratchet wrench.
Step 19

Drain the used oil.

Replacement: engine oil and filter – BMW 8 (E31). Tip from AUTODOC experts:
Caution! The oil may be hot.Wait until the oil has completely drained from the drainage hole.
Step 20

Clean the area of the oil pan drainage hole.
Step 21

Screw in the new drainage plug and tighten it. Use a drive socket #17. Use a torque wrench. Tighten it to 25 Nm torque.
Step 22

Lower the car.

Step 23

Remove the oil filler cap. Insert the funnel.
Step 24

Pour new oil into the engine in the amount recommended by the car manufacturer.

Replacement: engine oil and filter – BMW 8 (E31). Tip from AUTODOC:
Use the oil recommended by the manufacturer.
Step 25

Check the oil level using the dipstick. Top up oil if necessary.

Please note!
The oil level should be between the Min and Max marks.
Step 26

Install the oil filler cap.
Step 27

Tighten the oil filler cap.

Step 28

Run the engine for a few minutes. After the oil pressure warning light goes out, stop the engine.
Step 29

Check the oil level 5 minutes after the stop of the engine operation using a dipstick and add oil if necessary.

Please note!
The oil level should be between the Min and Max marks.Make sure that the oil filler cap is properly tightened.Check the threaded plug of the drainage hole and the oil filter seal for tightness. If necessary, carefully tighten them up.
Step 30

Remove the fender protection cover.

Step 31

Close the hood.

Replacement: engine oil and filter – BMW 8 (E31). Professionals recommend:
Note that oil pressure warning light, which indicates insufficient pressure in the lubrication system, may be on for a longer time than usual. After a few seconds, the oil will fill all the channels, and the light will go out.To protect the environment from pollution, be sure to dispose of the used filters at special collection points.

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