Alfa Romeo 147 User Manual

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Alfa Romeo 147

Gearbox oil change guide

Alfa Romeo 147

Gearbox oil change guide

This guide will help you to change the gearbox oil on Alfa Romeo 147. Photos used in this guide are from TS version, but JTD should be similar as well as other Alfas (156, GT,….)

Quick guide (for advanced alfisti):

1.Get new gearbox oil.

2.Go for a drive to heat up the oil (10km or more).

3.Lift the car and unscrew the filler plug (M22 screw, 12mm hex key).

4.Unscrew the drain plug (M22 screw, 12mm hex key) and drain the oil to a container (2 litres minimum capacity).

5.Lower the car to stand flat or lift just the right side of the car so that all oil can be drained.

6.Clean the drain plug from the iron particles (the plug is magnetic to catch them up).

7.Screw in the drain plug.

8.Fill in new gearbox oil till the oil level reaches the bottom of filler plug (about 2 litres).

9.Screw in the filler plug and go for a drive.

10.Check for leaks to be sure.

Step by step guide:

Note: As the drain and filler plugs can be seized, you might prefer to try to release them when the engine is still cold. If you see you can turn them and you are able to remove them only than go for a drive to heat up the oil. It is much easier to work on seized screw under the car when the engine is cold as trying to release it when it is hot. On the other hand, when the metal is hot you might need little less force to release the screw, so it is up to you. I took the first option.

Gearbox oil to use:

Alfa Romeo recommends using TUTELA CAR ZC75 SYNTH gearbox oil. This one is 75W-80, API GL5 oil type (rated 75W-90 in the older documents). You can use other brand as well provided it is the same spec (especially API GL5 rating). I used Mobil Mobilube 1 SHC 75W-90, GL5.

1.

Raise the vehicle.

If you can’t raise the vehicle completely, secure the car against movement (pull handbrake, cog the rear wheels) and lift the front left wheel with a jack. (preferably lift both sides if you have 2 hydraulic jacks)

Remove the bolts fixing under engine protection if (you have one) and remove the protection.

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Alfa Romeo 147 User Manual

2.

Locate the gearbox oil filler and drain plugs. Filler plug is located on the front part of the gearbox, few cm to the left from some gearbox sensor. You can see two wires coming out of it. Drain plug is more difficult to get to; it is located on the side of the gearbox, close to the front left wheel, hiding just at the bottom of the gearbox side behind front lower arm. There is not much space to get to it.

Drain plug Filler plug (pictures were taken after the oil change, that’s why the gearbox is dirty of oil)

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