Circuit/System Verification

Ignition ON, A11 Radio ON.
Verify the P17 Info Display Module turns on and information is shown on the display.
- If the P17 Info Display Module does not turn on, or information is not shown in the display.
  Refer to Radio Information Display Malfunction (Monochrome Display) Radio Information Display Malfunction (Color Display) .
- If the P17 Info Display Module turns on and information is shown on the display.
Verify that all radio controls operate and perform the correct function.
- If some, but not all, controls operate normally.
  Replace the appropriate A20 Radio/HVAC Controls or the A22 Radio Controls.
- If all controls are inoperative.
  Refer to Radio Controls Malfunction (Monochrome Display) Radio Controls Malfunction (Color Display) .
- If all controls operate and perform the correct function.
All OK.