Premium Sound System
Replacement part number for radio unit is located on a sticker on the radio unit housing.
If radio unit is replaced, always activate antitheft coding. Refer to ELECTRONIC ANTITHEFT SYSTEM CODE . Give the new code number to the customer.
Before troubleshooting or servicing, the technician must be familiar with the function and operation of the radio unit.
For additional information, refer to operating instructions.
Antitheft coding is equipped with protection code number, deactivating electronic antitheft system. Refer to ELECTRONIC ANTITHEFT SYSTEM CODE .
When performing service work or fault finding, use Diagnostic Operation System VAS 5051 or Vehicle Diagnosis and Service System VAS 5052, Guided Fault Finding.
For wiring diagrams, refer to SYSTEM WIRING DIAGRAM.
When the battery is reconnected, check any affected system or component (radio, clock, comfort electrical connection etc.) according to the repair information and/or the operating instructions.