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Home >> Mercedes Benz >> 2015 >> CLA250 Base >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System - Body - 117 Chassis - 1 Of 2 >> Testing & Repair >> Remove/install E-call Russia control unit - AR82.95-P-0050NKA

Remove/install E-call Russia control unit - AR82.95-P-0050NKA

MODEL 117, 156, 166, 172, 176, 190, 205, 217, 218, 222, 231, 246, 253, 292, 463 with CODE 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS)) 

Shown on model 166 

Fig 1: E-Call Russia Control Unit Remove/Install Components - Shown On Model 166 (1 Of 4)
G11065853Courtesy of MERCEDES-BENZ USA
Fig 2: E-Call Russia Control Unit Remove/Install Components - Shown On Model 166 (2 Of 4)
G11065854Courtesy of MERCEDES-BENZ USA
Fig 3: E-Call Russia Control Unit Remove/Install Components - Shown On Model 166 (3 Of 4)
G11065855Courtesy of MERCEDES-BENZ USA
Fig 4: E-Call Russia Control Unit Remove/Install Components - Shown On Model 166 (4 Of 4)
G11065856NOTESREMOVINGNOTESNOTESIMPORTANTIMPORTANTSPECIAL TOOLIMPORTANTINSTALLINGNOTESNOTESINSTALLATION NOTESINSTALLATION NOTESCLEANNOTESINSPECTNOTESNOTESINSTALLATION NOTESINSTALLATION NOTESIMPORTANTREFER TO SELF-DIAGNOSTIC SYSTEMSREFER TO SELF-DIAGNOSTIC SYSTEMSREFER TO SELF-DIAGNOSTIC SYSTEMSREFER TO SELF-DIAGNOSTIC SYSTEMSREFER TO SELF-DIAGNOSTIC SYSTEMSREFER TO SELF-DIAGNOSTIC SYSTEMSIMPORTANTIMPORTANTCourtesy of MERCEDES-BENZ USA
NOTES Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVING Remove     
1 Remove overhead control panel control unit Model 117, 156, 166, 172, 176, 190, 205, 217, 218, 222, 231, 246, 253, 292, 463
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		  
Model 218
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000CW
Model 190
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000RG
Model 231
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000RK
Model 172.4
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000W
Model 292
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1100GQC
Model 166
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1100GQ
Model 117
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 156
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 176
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 246
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000NKB 
Model 205.4
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000LWR
Model 205 (except 205.4)
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 217.3
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 222
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 253
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000LF
Model 217.4
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000LCA
Model 463
as of model year 2013
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))/facelift 2012
NOTES
Special attention must also be paid to cleanliness with the tools that are being used. To prevent soiling of trim parts.		 AR82.20-P-1000GW
2 Remove cover of inside rearview mirror Model 117, 156, 166, 172, 176, 190, 205, 217, 218, 222, 231, 246, 253, 292
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		  
Model 205
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 253
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001LW
Model 222.0/1/9
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001LF
Model 217
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001LC
Model 231
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001RK
Model 231
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001W
Model 190
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001RG
Model 166
as of model year 2016
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 292
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001GQA
Model 117, 156, 176, 246
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001NKB
Model 218
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001SX
NOTES
Special attention must also be paid to cleanliness with the tools that are being used. To prevent soiling of trim parts.		  
3 Take micro SD card out of insertion slot (4) located on side and store in a secure location When replacing the eCall Russia (GLONASS) control unit (N167) and if present.
IMPORTANT When slight pressure is applied to the back of the micro SD card, it slides out of the housing a short distance and can be removed.		  
4 Release and disconnect electrical connectors (5, 6, 7) of eCall Russia (GLONASS) control unit (N167)    
5 Release eCall Russia (GLONASS) control unit (N167) from windshield using a suitable tool IMPORTANT The eCall Russia (GLONASS) control unit (N167) must be secured to prevent it against falling down.  
SPECIAL TOOL Mounting wedge Figure
6 Carefully lead electrical wiring harness of eCall Russia (GLONASS) control unit (N167), in area of inside rearview mirror, towards the outside and remove eCall Russia (GLONASS) control unit (N167)    
7 Remove the residues of the adhesive foil IMPORTANT When replacing the eCall Russia (GLONASS) control unit (N167), it is sufficient to remove the residues of the adhesive foil from the windshield.  
INSTALLING Install     
8 Apply adhesive foil for eCall Russia (GLONASS) control unit (N167) on windshield   AR82.95-P-0050-01NKA
NOTES
The adhesive foil must dry completely.
To prevent adhesion problems.		  
Cleaner *BR00.45-Z-1025-04A 
9 Remove adhesive label with WLAN code from electrical wiring harness of eCall Russia (GLONASS) control unit (N167) and apply to the white field in the back of the manual When replacing the eCall Russia (GLONASS) control unit (N167).
NOTES
Immediately place the manual with the new adhesive label into the glove compartment and then remove the old manual from the vehicle and dispose of.
To prevent mixing them up.		  
10 Route the electrical wiring harness of the eCall Russia (GLONASS) control unit (N167) via the headliner in the area of the inside rearview mirror to the cutout of the overhead control panel control unit INSTALLATION NOTES
Model 117, 156, 166, 176, 190, 205, 217, 218, 222, 246, 253, 292, 463
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS)) Insulation and proper routing of the electrical wiring harness and the battery must be ensured.
The electrical wiring harness must be stowed as far as possible above the headliner.
To prevent noises during driving operation.
INSTALLATION NOTES
Model 172, 231
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Insulation and proper routing of the electrical wiring harness must be ensured.
The electrical wiring harness must be stowed as far as possible above the headliner.
To prevent noises during driving operation.		  
CLEAN Clean     
11 Clean the top side of the eCall Russia (GLONASS) control unit (N167) NOTES
Ensure that no fingerprints are present in the area of the bonding surface. The area between the bonding surfaces must also be free of dust, oil, grease, wax, and other adhesive components or dirt residues.
To prevent adhesion problems.		  
INSPECT Check     
12 Check whether the position and number of adhesive strips (10) on the top of the eCall Russia (GLONASS) control unit (N167) meet the specification, correct if necessary If new adhesive strips must be applied
↓
Continue with operation step 11.		  
13 Remove the films from the adhesive strips of the eCall Russia (GLONASS) control unit (N167) NOTES
Continue directly with operation step 14 and avoid extended waiting times after removing the films.
To avoid getting the adhesive strips dirty.		  
14 Position the eCall Russia (GLONASS) control unit (N167) at the upper edge of the windshield to the headliner (line A) and align on the sides. Next, fold open in the downwards direction onto the carrier film (arrow B) and press firmly in the area of the adhesive strips. NOTES
In the process, press on the eCall Russia (GLONASS) control unit (N167) firmly, but only in the side area.
To prevent any unintended separation of the module from the windshield.		  
15 Connect the electrical connectors (5, 6, 7) of the eCall Russia (GLONASS) control unit (N167) to the respective wiring harness in the headliner INSTALLATION NOTES
Model 117, 156, 166, 176, 190, 205, 217, 218, 222, 246, 253, 292, 463
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS)) Insulation and proper routing of the electrical wiring harness, the electrical connectors (5, 6, 7) and the battery must be ensured.
The electrical wiring harness must be stowed as far as possible above the headliner.
To prevent noises during driving operation.
INSTALLATION NOTES
Model 172, 231
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS)) Insulation and proper routing of the electrical wiring harness and the electrical connectors (5, 6, 7) must be ensured.
The electrical wiring harness must be stowed as far as possible above the headliner.
To prevent noises during driving operation.
IMPORTANT As soon as the eCall Russia (GLONASS) control unit (N167) is connected to the vehicle, the emergency call button becomes active. This is why it is imperative to avoid any inadvertent activation of this button during the operation step.		  
16 Install cover of inside rearview mirror Model 117, 156, 166, 172, 176, 190, 205, 217, 218, 222, 231, 246, 253, 292
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		  
Model 205
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 253
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001LW
Model 222.0/1/9
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001LF
Model 217
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001LC
Model 231
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001RK
Model 172.4
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001W
Model 190
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001RG
Model 166
as of model year 2016
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 292
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001GQA
Model 117, 156, 176, 246
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001NKB
Model 218
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR68.40-P-0001SX
17 Install overhead control panel control unit Model 117, 156, 166, 172, 176, 190, 205, 217, 218, 222, 231, 246, 253, 292, 463
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		  
Model 218
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000CW
Model 190
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000RG
Model 231
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000RK
Model 172.4
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000W
Model 292
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1100GQC
Model 166
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1100GQ
Model 117
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 156
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 176
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 246
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000NKB 
Model 205.4
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000LWR
Model 205 (except 205.4)
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 217.3
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 222
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 253
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000LF
Model 217.4
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AR82.20-P-1000LCA
Model 463
as of model year 2013
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))/facelift 2012		 AR82.20-P-1000GW
18 Check alignment of camera of eCall Russia (GLONASS) control unit (N167), correct if necessary   AR82.95-P-0050-02NKA
  Initial startup     
19 Perform initial startup of eCall Russia (GLONASS) control unit (N167) When replacing the eCall Russia (GLONASS) control unit (N167).  
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 117, 156, 166, 172, 176, 218, 231, 246, 292, 463
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AD00.00-P-2000-04A
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 190
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 205
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 217
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 222
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 253
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AD00.00-P-2000-04B
20 Read out ICCID via XENTRY and check with ICCID in VeDoc When replacing the eCall Russia (GLONASS) control unit (N167).  
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 117, 156, 166, 172, 176, 218, 231, 246, 292, 463
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AD00.00-P-2000-04A
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 190
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 205
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 217
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 222
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 253
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
If they do not match.
↓
Continue with operation step 19.		 AD00.00-P-2000-04B
21 Create a TIPS case and ask for the activation of the SIM card When replacing the eCall Russia (GLONASS) control unit (N167).  
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 117, 156, 166, 172, 176, 218, 231, 246, 292, 463
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))		 AD00.00-P-2000-04A
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 190
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 205
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 217
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 222
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
Model 253
with code 6U4 (Mercedes-Benz Ecall emergency call system Russia (GLONASS))
IMPORTANT The following information must be entered here:
FIN, brand, color of the vehicle (as described in the vehicle title of ownership) and ICCID.		 AD00.00-P-2000-04B
22 Insert the micro SD card that was removed in the beginning back into the insertion slot (4) When replacing the eCall Russia (GLONASS) control unit (N167) and if present.
IMPORTANT The card only fits into the device in one direction. The card must be inserted and pushed across a small resistance towards the end, then snaps in place and is flush with the housing.		  
Fig 5: Mounting Wedge (110 589 03 59 00)
G07079389Courtesy of MERCEDES-BENZ USA
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1025-04A Cleaner A 005 989 19 71
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