Interference Noise From Speakers In Vehicles With Com Module (SA Code B54) In Combination With Premium Sound (SA Code C17) (LI82.62-P-055846)
WARNING: This page is about the Fortwo Electric Drive, 2D Convertible, which is a different variant/trim than selected.
Publication date: 2016-09-20Reference number: LI82.62-P-055846
INTERFERENCE NOISE FROM SPEAKERS IN VEHICLES WITH COM MODULE (SA CODE B54) IN COMBINATION WITH PREMIUM SOUND (SA CODE C17)
TECHNICAL SERVICE BULLETIN
Reference Number(s): LI82.62-P-055846 Version 2, Date of Issue:
September 20, 2016
| Smart: | smart ed; 451.390 / 451.490 / 451.392 / 451.492; Vehicles with COM module (SA code B54) in combination with the Premium Sound system (SA code C17) |
| Design Group: | 82.62 Loudspeakers, amplifiers, antennas |
| Reason For Change: | Remedy available, part available |
COMPLAINT
Interference noise (GSM chuggle) from the speakers (particularly the right rear speaker)
CAUSE
The internal antenna in the COM module, or the COM module itself, may be too close to the sound amplifier of the Premium Sound system.
REMEDY
Retrofit an external GSM antenna
az82.62-p-0020mcc
PARTS
PARTS
| Part number | ES1 | ES2 | Designation | Quantity | Note | EPC |
|---|---|---|---|---|---|---|
| A 451 905 58 00 | Electric vehicle antenna | 1 | DG82 | X |
OPERATION NUMBERS/DAMAGE CODES
OPERATION NUMBERS/DAMAGE CODES
| Op. no. | Operation text | Time | Damage code | Note |
|---|---|---|---|---|
| 82-7993 | RETROFIT COMMUNICATIONS MODULE CONTROL UNIT ANTENNA | AZ82.62-P-0020MCC |