Replacing the lamp
The AMH12-3 (W3W) lamp is used to illuminate the clock
1. Remove the clock from the instrument panel (see below).
2. Using a screwdriver, remove the socket with the burnt-out lamp.
3. Remove the lamp from the socket and replace it.
Removal
1. Prepare the car for work (see "Preparing a car for maintenance and repair").
2. Disconnect the wire from the negative terminal of the battery (see "Battery - Removal and Installation").
3. Using screwdrivers, pry the plastic ring through the side grooves and remove the clock from the instrument panel. The ring is usually removed together with the clock.
4. Having previously marked or remembered the location of the wires, we disconnect them from the clock terminals.
Installation
1. Install the plastic ring, aligning its protrusion with the groove in the hole in the instrument panel.
2. Connect the wires to the clock and install it in place.
The article is taken from an online resource VAZBOOK