コンテンツに進む
B0490 Body

Display Backlight Circuit

The infotainment or instrument cluster module has detected a fault in the display backlight circuit. The display may stay dark or be unreadable in low light.

Affected components

  • Display module
  • Backlight circuit

Common causes

  • High likelihood: Backlight LEDs or inverter failed
  • Medium likelihood: Display module internal fault

Possible symptoms

  • Warning light or symbol related to the affected system
  • Comfort or safety function impaired

Sources

Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.

You might like