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Home >> Mercedes Benz >> 2008 >> E550 Base >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Electrical System -- Testing & Repair -- E550 (211.072) >> Testing & Repair >> Remove/install fiber optic cable for the Media Oriented System Transport (MOST) - AR82.60-P-0001TI

Remove/install fiber optic cable for the Media Oriented System Transport (MOST) - AR82.60-P-0001TI

MODEL 211.0 /2 up to 1.6.08 except CODE (809) Model year 2009 between fiber optic cable connector (MOST) and audio gateway control unit 

Shown on model 211.0 

Fig 1: Identifying Fiber Optic Cable Module, Audio Gateway Control Unit And Fiber Optic Cable Connector (MOST)
G07502828Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Ring sequence of the fiber optic cable for the Media Oriented System Transport (MOST), shown for maximum equipment 

Fig 2: View Of Ring Sequence Of Fiber Optic Cable For Media Oriented System Transport
G07502829Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
REMOVINGINSTALLING Remove/install     
IMPORTANT Notes on removal/installation of the fiber optic cable for the Media Oriented System Transport (MOST)   AH82.60-P-0001-06T
1 Remove cargo retainers in left rear legroom    
2 Remove left rear door sill molding    
3 Remove rear seat cushion Model 211.0 without code (287) Through-loading feature AR91.12-P-1020T
Model 211.0 with CODE (287) Through-loading feature AR91.12-P-1020TA
Model 211.2 AR91.12-P-1020TB
4 Remove side bolster and cover next to left rear seat backrest Model 211.0  
5.1 Remove side paneling on left side of rear compartment Model 211.2 AR68.30-P-4780T
5.2 Remove side paneling in left side of luggage compartment Model 211.0 without code (287) Through-loading feature and without code (924) Bivalent natural gas drive AR68.30-P-4800T
Model 211.0 with CODE (287) Through-loading feature AR68.30-P-4800TA
Model 211.0 with code (924) Bivalent natural gas drive AR68.30-P-4800TB
6 Fully open left rear cable duct    
7 Remove fiber optic cable module for Media Oriented System Transport (MOST)   AR82.60-P-0001-01TI 
NOTES Notes on avoiding damage to fiber optic cables during repair work   AH82.60-P-0001-05AK
8 Install in the reverse order    
9 Connect STAR DIAGNOSIS, read out fault memory and erase if necessary IMPORTANT Reconfigure MOST ring and perform "Restart of optical ring".  
REFER TO SELF-DIAGNOSTIC SYSTEMS Connect STAR DIAGNOSIS and read out fault memory   AD00.00-P-2000-04A
10 Carry out start-up and function test