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Home >> Mercedes Benz >> 2017 >> GLA45 AMG >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System - Body - 156 Chassis - 1 Of 2 >> Testing & Repair >> Remove/install Digital Audio Broadcasting control unit (DAB) - AR82.60-P-2001NKX

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

MODEL 156 with CODE 537 (Digital radio (DAB)) 

Fig 1: Digital Audio Broadcasting Control Unit Remove/Install Components
G11068990Courtesy 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 Connect diagnostic system and perform initial startup of Digital Audio Broadcasting control unit (N87/3) When replacing the Digital Audio Broadcasting control unit (N87/3).  
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-04A
2 Switch off ignition and remove transmitter key from electronic ignition lock control unit    
3 Remove trunk side paneling on right   AR68.30-P-4800NKX
4 Separate electrical connectors (2)    
5 Remove expansion clips (5) MODEL 156
with CODE 228 (Auxiliary heater)
with CODE 386 (Comfort telephony)
with CODE 537 (Digital radio (DAB))
 
6 Remove mobile phone and stationary heater radio remote control antenna splitter (A2/53) from bracket (3) and place to one side with lines connected MODEL 156
with CODE 228 (Auxiliary heater)
with CODE 386 (Comfort telephony)
with CODE 537 (Digital radio (DAB))
 
7 Unscrew nuts (1) and remove bracket (3) with Digital Audio Broadcasting control unit (N87/3) INSTALLATION IMPORTANT Observe routing of wiring harness.  
8 Unscrew nuts (4) and remove Digital Audio Broadcasting control unit (N87/3) from bracket (3)    
9 Install in the reverse order    
10 Perform function test