Poor Sound Quality From Dual Mode Mobile Phone System on Lexus LS430

Problem Description and Possible Solution

Vehicles equipped with the Lexus Dual Mode Mobile phone system may experience poor quality sound, particularly from land-line calls. A redesigned telephone computer and microphone are available to correct this problem.

Problem Data
RepairPal Verified
Average mileage: 104,980 (104,980–104,980)
2 model years affected: 2002, 2004
2 people reported this problem
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Poor sound quality at receiving end as well as my end. Also noted to have poor connection to device. Boots off my phone n acts erratically