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2009
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XC90 Base, FWD
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Repair and Diagnosis (Single Page)
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Electrical
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Body Electrical
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Rear Electronic Module (Rem) And Upper Electronic Module (UEM) Diagnostic Trouble Codes
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UEM-0078: Siren. Configuration Fault (2003-2014)
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Configuration Fault
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Configuration Fault
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Re-Configuration
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Configuration Fault: Re-Configuration
Fig 1: Identifying Ignition ON
Courtesy of VOLVO CARS CORPORATION
The configuration of the siren does not correspond to the configuration of the car
Ignition on
Use the VCT2000 (or appropriate scan tool) to re-configure the siren.
Fig 2: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
Courtesy of VOLVO CARS CORPORATION
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READING OFF DIAGNOSTIC TROUBLE CODES (DTC)