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Home >> Mercedes Benz >> 2014 >> GL450 >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System - Body - 166 Chassis - 2 Of 4 >> Testing & Repair >> Remove/Install Radio - AR82.60-P-7502GQ

Remove/Install Radio - AR82.60-P-7502GQ

MODEL 166 

Fig 1: Identifying Radio Remove/Install Components (1 Of 2)
G09983146Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Radio Remove/Install Components (2 Of 2)
G09983147Courtesy 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 radio (A2) or COMAND controller unit (A40/3) When replacing the radio (A2) or the COMAND controller unit (A40/3).  
REFER TO SELF-DIAGNOSTIC SYSTEMS AD00.00-P-2000-04A
2 Remove control and operating unit   AR83.40-P-6350GQ
3 Remove bolts (2)    
4 Completely slide retaining clamps (3) downward    
5 Pull radio (A2) or COMAND controller unit (A40/3) out of instrument panel until electrical connectors and optical fiber connector are accessible    
6 Disconnect electrical connectors and optical fiber connector at rear of radio (A2) or COMAND controller unit (A40/3)    
7 Unhook retaining clip and remove radio (A2) or COMAND controller unit (A40/3) INSTALLATION IMPORTANT Ensure electrical lines are routed correctly.  
8 Remove screws/bolts (4) from removed radio (A2) or COMAND controller unit (A40/3) and remove upper control panel (5) When replacing the radio (A2) or the COMAND controller unit (A40/3).  
9 Install in the reverse order