Sofrware Upgrade For GPS, Radio, and Heater Operation on Lexus RX330

Various user interface issues regarding GPS, radio system, and heater controls, along with bluetooth operation have been addressed with a software upgrade. Our technicians recommend that if you have issues with these systems, checking for the latest software should be the first step in diagnoses.

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Average mileage: 97,333 (59,000–195,000)
2 model years affected: 2004, 2005
10 people reported this problem
6 people shared problem details
2004 Lexus RX33071,000
My CD player doesn't work. It says "Error 4" and won't accept a disc, and won't eject the discs in it. It has not been fixed and the dealer blames it on homemade CDs.
2004 Lexus RX33059,000
error 4 message, can not eject disc or play.........
2004 Lexus RX33060,000
cd changer has been taken out for repair 3 times, error message 3 or 4 has returned in a very short time obviously every time. What kind of inferior product is in these cars?! This appears to be a big issue.
2004 Lexus RX330195,000
Back of the Driver side makes throbing noise what it coud be
2005 Lexus RX33089,000
GPS out of date. No free software upgrades known.
Cd player will not accept cd's
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