Recommended replacement interval for the part category Spark Plug : 18 month / 30000 km

Important!

This replacement procedure can be used for:
BMW 1 Coupe (E82) 125 i … View more

The steps may slightly vary depending on the car design.

How to change spark plug on BMW 1 Series E82 [TUTORIAL AUTODOC]

All the parts you need to replace – Spark Plug for 1 Coupe (E82) and other BMW models

Spark Plug

BMW 1 Coupe (E82) 125 i

Replacement: spark plugs – BMW E82. Tools you'll need:

                        Electronic spray
                      
                        High-temperature anti-seize lubricant
                      
                        HEX bit no.H5.
                      
                        Drive socket # 8 
                      
                        Spark plug socket # 16
                      
                        Ratchet wrench
                      
                        Torque wrench
                      
                        Flat Screwdriver
                      
                        Microfibre towel
                      
                        Fender cover

Buy tools

Replacement: spark plugs – BMW E82. AUTODOC experts recommend:

The replacement procedure is the same for all spark plugs.
Warning! Shut down the engine before starting any work – BMW E82.

Carry out replacement in the following order:

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 fasteners of the cabin filter housing cover.Use a drive socket #8.Use a ratchet wrench.
Step 4

Remove the cabin filter housing cover.

Replacement: spark plugs – BMW E82. Tip:

Do not apply excessive force when removing the part. Otherwise you may damage it.
Step 5

Remove the wiper arm covers.
Step 6

Detach the connectors from the climate control sensors.

Step 7

Remove the climate control sensors.
Step 8

Unscrew the fasteners of the lower part of the scuttle panel. Use a drive socket #8.Use a ratchet wrench.
Step 9

Detach the cable duct from the upper part of the microfilter housing.Use a flat screwdriver.
Step 10

Remove the lower part of the scuttle panel.
Step 11

Unscrew the engine cover fastener.Use HEX No.H5.Use a ratchet wrench.
Step 12

Remove the engine cover.

AUTODOC recommends:

Replacement: spark plugs – BMW E82. Do not use excessive force when removing the part as this may damage it.
Step 13

Unplug the connectors from the ignition coils.
Step 14

Take out the ignition coil from the spark plug well.

Replacement: spark plugs – BMW E82. AUTODOC recommends:

Remember the sequence of steps for ignition coil demounting.
Step 15

Cover the cabin filter air ducts with a microfibre cloth to keep dirt and dust out.
Step 16

Clean dirt, dust and debris from inside the spark plug wells.
Step 17

Unscrew the spark plugs.Use the spark plug socket #16.Use a ratchet wrench.
Step 18

Take out the spark plugs.Use the spark plug socket #16.
Step 19

Apply a thin layer of a special high temperature anti-seize lubricant to the threads of the new spark plugs.
Step 20

Install the new spark plugs into their mounting seats.Use the spark plug socket #16.
Step 21

Screw new spark plugs and tighten them.Use the spark plug socket #16.Use a torque wrench.Tighten it to 27 nm torque.

Replacement: spark plugs – BMW E82. Tip from AUTODOC experts:

Don't tighten the plugs with excessive force. Exceeding tightening torque can damage the thread connection.Be careful when working with a spark plug wrench. Its skewing can cause damage to the threaded connection.
Step 22

Treat the ignition coil tips. Use high-temperature grease.Use a flat screwdriver.

Step 23

Install the ignition coils to the spark plug wells.Make sure you hear a click indicating that it is locked in place.

AUTODOC recommends:

Replacement: spark plugs – BMW E82. Follow the installation steps.
Step 24

Treat the ignition coil connector with electronic spray.The spray will protect the electrical contacts from corrosion, oxidation, and will reduce the contact resistance.
Step 25

Plug in the connectors of the ignition coils.
Step 26

Remove the microfibre cloth from the cabin filter air ducts.
Step 27

Install the engine cover and secure it.

AUTODOC recommends:

Make sure the engine cover is properly seated. It should not be displaced with respect to the guiding fasteners.Replacement: spark plugs – BMW E82. Do not use excessive force during installation. This may damage the fasteners.
Step 28

Screw in the engine cover fasteners.Use HEX No.H5.Use a ratchet wrench.
Step 29

Reinstall the lower part of the scuttle panel.
Step 30

Screw in the fasteners of the lower part of the scuttle panel. Use a drive socket #8.Use a ratchet wrench.
Step 31

Install the climate control sensors.
Step 32

Attach the connectors of the climate control sensors.
Step 33

Install the wiper arm covers.
Step 34

Attach the cable duct to the upper part of the microfilter housing.
Step 35

Reinstall the cabin filter housing cover.Make sure you hear a click indicating that it is locked in place.

Replacement: spark plugs – BMW E82. Tip from AUTODOC:

Do not apply excessive force when installing the part. Otherwise you may damage the fasteners.
Step 36

Screw in the fasteners of the cabin filter housing cover.Use a drive socket #8.Use a ratchet wrench.
Step 37

Remove the fender protection cover.
Step 38

Close the hood.

Step 39

Run the engine for a few minutes.This is necessary in order to make sure that the component operates properly.

Step 40

Shut off the engine.

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