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Home >> Mercedes Benz >> 2002 >> SLK230 Automatic >> Repair and Diagnosis (Single Page) >> Body & Frame >> Seats, Restraint Systems -- 170 Chassis >> Testing & Repair >> Removing and installing seat belt with emergency tensioning retractor - AR91.40-P-0630G

Removing and installing seat belt with emergency tensioning retractor - AR91.40-P-0630G

MODEL 170 

Fig 1: Identifying Seat Belt With Emergency Tensioning Retractor Remove/Install Components (1 Of 2)
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Fig 2: Identifying Seat Belt With Emergency Tensioning Retractor Remove/Install Components (2 Of 2)
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REMOVINGINSTALLING Removal, installation     
DANGER Injury hazard  when testing or repairing airbags or emergency tensioning retractors. Store airbags with opening surface pointing up, do not expose to temperatures above 100 °C. Interrupt electric circuit when working on these units. AS91.00-Z-0001-01A 
NOTES Important instructions for performing repair, body work and welding on vehicles with airbags and emergency tensioning retractors Model 129 as of 1.7.93, 163, 168, 170, 202 as of 1.7.93, 208, 210, 463, 638, 901, 902, 903, 904 AH91.00-P-0002-01B 
NOTES Evaluation of airbags and emergency tensioning retractors on accident vehicles Model 129 as of 1.7.93, 163, 168, 170, 202 as of 1.7.93, 208, 210, 463, 638, 901, 902, 903, 904 AH91.00-P-0006-01B 
IMPORTANT Legal regulations on handling and storing airbags and emergency tensioning retractors Model 124, 129, 140, 163, 168, 170, 202, 208, 210,314, 316, 318, 463, 638, 901, 902, 903, 904, 950, 952, 953, 954 AH91.00-P-0004-01A 
REFER TO FORMS Instructions on disposal of airbags and emergency tensioning retractors All models OS91.00-P-0001-01A
1 Disconnect ground lead from battery    
2 Remove ignition key    
3 Unscrew screws (1, 3 each)    
4 Remove cover (2)    
5 Unscrew screw (3)    
6 Unscrew screw (4)    
7 Remove cover (5)    
8 Remove edge guard (6)    
9 Fold back covering (7)    
10 Unscrew bolt (8) on belt end fitting TORQUE SPECIFICATION *BA91.40-P-1001-01F 
    SPECIAL TOOL Fig 3
11 Unscrew bolt (9) on upper belt guide fitting TORQUE SPECIFICATION *BA91.40-P-1003-01F 
    SPECIAL TOOL Fig 3
12 Disconnect connector on ETR squib (R12/1, R12/2)    
13 Unscrew bolt (10) on belt reel TORQUE SPECIFICATION *BA91.40-P-1004-01F 
    SPECIAL TOOL Fig 3
DANGER Injury hazard  resulting from releasing the spring in the seat belt reel Never disassemble seat belt reels. AS91.00-Z-0002-01A 
14 Remove belt reel (3) NOTES Never attempt to eliminate noises by lubricating with oil or grease.
IMPORTANT Opening belt reels invalidates the warranty!
IMPORTANTInstallation:  Pay attention to different versions of emergency tensioning retractors (for left and right sides) and ensure that retractor is properly seated in arresting device.
 
15 Rendering emergency tensioning retractors unusable   AR91.40-P-0611A 
16 Perform diagnosis See Diagnosis Manual, Body  
17 Install in opposite order    
TORQUE SPECIFICATION SEAT BELTS/EMERGENCY TENSIONING RETRACTORS

Number Designation Model 170
BA91.40-P-1001-01F Bolt on belt end fitting Nm 35
BA91.40-P-1003-01F Bolt on upper belt guide fitting Nm 35
BA91.40-P-1004-01F Bolt on belt reel Nm 35
Fig 3: Identifying Torque Wrench (001 589 66 21 00)
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