how to solve the problem
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Driver School Candidate
Joined: May 2010
Posts: 3
Likes: 0
From: NY
how to solve the problem
Peace be upon you guys the coolest forum My purpose for your help I have a LS 430 model 2004, and got me a malfunction in the screen and shows me the screen External System is not Connected
External System is not Connected
External System is not Connected
Pole Position
Joined: Oct 2009
Posts: 251
Likes: 4
From: Land of Oz
The first thing I would check is the connections to the NAV unit under the trunk floor at the right rear side (closest to the back of the car) - it's the box with the DVD drawer. Wiggle them around and make sure they're good and tight, unplug/plug back in if you can.
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