How to change fuel filter on BMW E39 – replacement guide
BMW 5 Saloon (E39) 520i, BMW 5 Saloon (E39) 523i, BMW 5 Saloon (E39) 528i, BMW 5 Saloon (E39) 540i, BMW 5 Saloon (E39) 535i, BMW 5 Saloon (E39) 520i … View more
The steps may slightly vary depending on the car design.
How to change fuel filter BMW 520i (E39) [TUTORIAL AUTODOC]


- Ensure adequate ventilation of the workplace. Fuel vapors are poisonous.
- Please note: all work on the car – BMW E39 – should be done with the engine switched off.
- Step 1
Open the fuel door.
Step 2Unscrew the fuel filler cap.
Step 3
Open the bonnet.
- Step 4

Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
- Step 5

Lift the car using a jack or place it over an inspection pit.
- Step 6

Unscrew the fasteners of the underbody cover panel. Use a drive socket #10. Use a drive socket #8. Use a ratchet wrench.
- Step 7

Remove the clips of the underbody cover panel. Use a clip removal tool.
- Step 8

Remove the underbody cover panel.
Replacement: fuel filter – BMW E39. Tip:Do not apply excessive force when removing the part. Otherwise you may damage it.
- Step 9

Clean the fasteners of the fuel supply lines. Use a nylon cleaning brush. Use all-purpose cleaning spray.
- Step 10

Prepare a container for fluids.
- Step 11

Unscrew the fastener attaching the fuel supply line to the fuel filter housing. Use a drive socket #5.5. Use a ratchet wrench.
- Step 12

Disconnect the fuel supply lines from the fuel filter.
- Step 13

Clean the fuel filter mounting bracket. Use WD-40 spray.
- Step 14

Loosen the fuel filter mounting. Use HEX No.H5. Use a ratchet wrench.
- Step 15

Remove the fuel filter.
- Step 16

Install a new fuel filter.
Replacement: fuel filter – BMW E39. Tip from AUTODOC:Remember, it is important not to mix up the input and output of the filter. Arrows on the filter indicate the direction of fuel flow.During installation, take care to prevent dust and dirt from getting into the fuel filter housing.BMW E39 – It's important to only use high-quality filters.
- Step 17

Connect the fuel supply lines to the fuel filter.
Find out which tyre and wheel sizes are compatible with the BMW 5 Saloon (E39) model
Popular maintenance tutorials for BMW E39
Complete guides for changing the Fuel filters on different BMW 5 SERIES models
Track expenses, manage logs, schedule replacements, and more.
Why does it burn oil? The main cause of oil consumption in EA888 Gen 1
When, why, and how to change engine oil | AUTODOC tips
Transform Your Old Engine Valve Cover: Quick Polishing Tips for a Shiny Finish | AUTODOC Tips
Can You Hear Your Brakes Squeaking? Learn the Causes and DIY Solutions! | AUTODOC Tips
Most commonly replaced car parts on BMW 5 SERIES
































