LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Cadillac >> 2017 >> CT6 Plug-In >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Cellular System, Entertainment System And Navigation System - Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> Video Entertainment System Remote Control Malfunction >> Circuit/System Testing
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Circuit/System Testing

  1. Disconnect the harness connectors at the P22F Video Display - Passenger Seatback.
  2. Ignition On/Vehicle in Service Mode. Rear seat entertainment system ON. Select screen 1 on the remote control.
  3. Verify that the rear seat entertainment system can be controlled using the remote control.
    • If the rear seat entertainment system cannot be controlled 
    1. Replace the P22E Video Display- Driver Seatback.
    2. Ignition On/Vehicle in Service Mode. Rear seat entertainment system ON. Select screen 1 on the remote control.
    3. Verify that the rear seat entertainment system can be controlled using the remote control.
      • If the rear seat entertainment system cannot be controlled, replace the A33 Media Disc Player.
      • If the rear seat entertainment system can be controlled.
    4. Proceed to Step 4.
    • If the rear seat entertainment system can be controlled 
  4. Connect the harness connectors at the P22F Video Display - Passenger Seatback.
  5. Disconnect the harness connectors at the P22E Video Display - Driver Seatback.
  6. Ignition On/Vehicle in Service Mode. Rear seat entertainment system ON. Select screen 2 on the remote control.
  7. Verify that the rear seat entertainment system can be controlled using the remote control.
    • If the rear seat entertainment system cannot be controlled 
    1. Replace the P22F Video Display- Passenger Seatback.
    2. Ignition On/Vehicle in Service Mode. Rear seat entertainment system ON. Select screen 2 on the remote control.
    3. Verify that the rear seat entertainment system can be controlled using the remote control.
      • If the rear seat entertainment system cannot be controlled, replace the A33 Media Disc Player.
      • If the rear seat entertainment system can be controlled
    4. All OK.
    • If the rear seat entertainment system can be controlled 
  8. All OK.
scientia non olet · About LEMON Manuals