Circuit/System Verification

Ignition ON.
Verify DTC B0158 is not set
- If DTC B0158 is set
  Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- DTC B0158 is not set
Verify the driver information center set, up and down function changes when pressing the set, up or down switch.
- If the driver information center does not change
  Refer to Set, Up and Down Switch Malfunction
- If the driver information center changes
Verify the driver information center menu function changes when pressing the menu switch.
- If the driver information center does not change
  Refer to Menu Switch Malfunction
- If the driver information center changes
All OK.