TJ34948.2.0-2020

VOLVO CAR
SERVICE AND PARTS BUSINESS
Technical Journal
TITLE:
IHU, screech noise from sound system when ending phone call
REF NO:
ISSUING DEPARTMENT:
CAR MARKET:
TJ 34948.2.0
Technical Service
United States and Canada
PARTNER:
ISSUE DATE:
STATUS DATE:
3 US 7510 Volvo Car USA
2019-07-29
2020-01-24
FUNC GROUP:
3930
FUNC DESC:
equipment for entertainment
(radio/TV/VC)
Page 1 of 2
“Right first time in Time”
Attachment
File Name
TJ 34948.mp3
File Size
0.0605 MB
Vehicle Type
Type
Eng
Eng
Desc
Sales
Body
Gear
Steer
234
235
236
238
246
256
536
Model Year
2017-2017
2018-2018
2018-2018
2018-2018
2018-2018
2016-2018
2019-2019
Plant
Chassis range
-
Struc Week
Range
201617-201716
201717-201745
201717-201745
201717-201745
201717-201816
201505-201745
201746-201816
CSC Customer Symptom Codes
Code
8Y
FC
7S
Description
Audio other/Volume changes unexpectedly
Audio other/Other audio problems
Cellular phone/Other cellular phone problems
Produced in the USA and available as an electronic document. Hard copy documents are printed in USA on recycled paper containing
a minimum of 50% wastepaper and 10% post-consumer waste.
© 2020 VOLVO CAR USA, LLC
Technical Journal 34948.2.0
VST Operation Number
VST Operation Number
36004-2
Description
Software control module downloading
DTC Diagnostic Trouble Codes
Rows beginning with * are modified
Note! If using a printed copy of this Technical Journal, first check for the latest online version.
Text
DESCRIPTION:
IHU = Infotainment Head Unit
The vehicle sound system may produce a screeching noise when ending a phone call.
For reference, please open the attached sound clip.
SERVICE:
* To resolve this issue, perform a Total Upgrade in accordance with TJ 31543.
Warranty claim info:
To get warranty claim accepted for a job described in this TJ, please use warranty claim data as
mentioned in TJ 31543.
VEHICLE REPORT:
*Yes, please submit a Vehicle Report if the service solution described in this TJ has no effect. Use
concern area “Vehicle Report” and sub concern area “Support not needed”, use function group 3930.
This TJ has a sound file.
Page 2 of 2
2020-01-24