Jetta SportWagen L5-2.5L (CBUA) (2009)
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Cellular Phone: Customer Interest
Cell Phone - Various Bluetooth(R) Issues
91 10 04
February 12, 2010
2022689
Vehicle Information
Condition
Bluetooth(R), UHV Low (9W2), Various Complaints
The customer experiences concerns with the UHV-Low (9W2) system such as:
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Unable to pair phone
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Sporadically unable to pair phone
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Calls are dropped sporadically
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Audio streaming inoperative
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Audio streaming quality including speaker crackling experienced
Technical Background
The concern can be caused by several factors such as:
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Incompatible phone
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Internal problems with phone
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Cellular Provider network
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Software in the UHV-Low module
Production Solution
Part number 1K8035730D released with updated software.
Service
The following is a list of items to check to determine whether the concern is related to the cell phone network, phone, or a vehicle system issue
Unable to pair phone:
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Is the phone compatible? Check ElsaWeb for the latest UHV-Low Overview technical bulletin that contains the phone compatibility list.
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Try to pair another phone to the system. If it is able to be paired, it is likely a phone issue.
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Are you able to talk to the UHV-Low module through address word 77? If not, wiring needs to be checked before replacing the UHV-Low module.
Sporadically unable to pair phone:
