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Home >> Mercedes Benz >> 2019 >> CLA250 4Matic, Gas >> Repair and Diagnosis >> Electrical >> Body Electrical >> Electrical System - Body - 117 Chassis - 1 Of 2 >> Testing & Repair >> Remove/install Digital Audio Broadcasting control unit (DAB) - AR82.60-P-2001NKA

Remove/install Digital Audio Broadcasting control unit (DAB) - AR82.60-P-2001NKA

MODEL 117, 176 with CODE 536 (SIRIUS satellite radio) 

MODEL 117, 176 with CODE 537 (Digital radio (DAB)) 

Shown on MODEL 176 

Fig 1: Digital Audio Broadcasting Control Unit Remove/Install Components - Shown On Model 176
G11065835Courtesy of MERCEDES-BENZ USA
NOTES Notes on avoiding damage to optical fibers during repair work   AH82.60-P-0001-05AK
NOTES Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Perform initial startup of DAB control unit (6) with XENTRY using the software calibration number (SCN) Only when replacing the DAB control unit (6).  
  AR54.21-P-0015X
2 Switch on ignition and store transmitter key outside of transmission range (min. 2 m)    
3 Remove trunk side paneling on right Model 176
with code 536 (SIRIUS satellite radio)
Model 176
with code 537 (Digital radio (DAB))
AR68.30-P-4800NKA
Model 117.3
with code 536 (SIRIUS satellite radio)
Model 117.3
with code 537 (Digital radio (DAB))
AR68.30-P-4800NKC
4 Separate electrical connectors (2) IMPORTANT The number of electrical connectors (2) varies depending on equipment installed.  
5 Remove mobile phone and stationary heater radio remote control antenna splitter (5) from bracket (3) and place to one side with electrical lines connected Model 117, 176
with code 228 (Auxiliary heater)
with code 536 (SIRIUS satellite radio)
Model 117, 176
with code 228 (Auxiliary heater)
with code 537 (Digital radio (DAB))
Model 117, 176
with code 386 (Comfort telephony)
with code 536 (SIRIUS satellite radio)
Model 117, 176
with code 386 (Comfort telephony)
with code 537 (Digital radio (DAB))
 
6 Unscrew nuts (1)    
7 Remove bracket (3) with DAB control unit (6)    
8 Remove bolts (4)    
9 Remove DAB control unit (6) from bracket (3)    
10 Install in the reverse order