Accessory Meter does not Illuminate: Description

This circuit provides power to the accessory meter assembly.

The clock and accessory meter illuminance can be adjusted by pressing the H, M, or light adjustment switch in the heater control panel.

HINT: 

• The whole heater control panel should be replaced if any of the switches is malfunctioning.
• If the accessory meter assembly displays "1:00" when turn the engine switch off, then to on (IG) again, the +B terminal has a malfunction.
• The maximum clock assembly margin of error is -4 to 4 seconds per day when the temperature is between -20°C (-4°F) and 60°C (140°F).