Replacing the traction relay (BMW 3 Series E21)

Remove the starter.

Loosen the nut on the lower contact bolt of the traction relay and disconnect the stator winding terminal from it.

Loosen the screws securing the traction relay and remove the relay, disconnecting its anchor from the starter drive engagement lever.

When installing a new traction relay, pay attention to correctly connecting the drive lever to the relay anchor.

Before installing the starter on the vehicle, check its functionality.