Remove the audio unit.
Refer to: Audio Unit - Vehicles Built Up To: 05/2007 (415-01 Information and Entertainment System, Removal and Installation).
Refer to: Audio Unit - Vehicles Built From: 05/2007 (415-01 Information and Entertainment System, Removal and Installation).
Refer to: Navigation System Display Module - Vehicles With: Travel Pilot EX (415-01 Information and Entertainment System, Removal and Installation).
Refer to: Navigation System Display Module - Vehicles Built Up To: 05/2007, Vehicles With: Digital Versatile Disc (DVD) Navigation System (415-01 Information and Entertainment System, Removal and Installation).
Refer to: Navigation System Display Module - Vehicles Built From: 05/2007, Vehicles With: Digital Versatile Disc (DVD) Navigation System (415-01 Information and Entertainment System, Removal and Installation).