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Home >> Mercedes Benz >> 2009 >> C350 >> Repair and Diagnosis >> Restraints >> Seat Belts >> Seats, Restraint Systems -- Testing & Repair -- C63/C350 (204) >> Testing & Repair >> Remove/install head restraint on front seat (MODEL 204.3, 207) - AR91.16-P-0040EC

Remove/install head restraint on front seat (MODEL 204.3, 207) - AR91.16-P-0040EC

MODEL 204.3, 207 

Fig 1: Identifying Front Seat Head Restraint
G00547460Courtesy of MERCEDES-BENZ USA
  Remove/install    
Danger! Risk of injury caused by scraping or cutting body parts on sharp vehicle parts Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels.  
  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
1 Remove seat-back lining from left or right front seat backrest   AR91.10-P-1910CW 
2 Disconnect battery ground line Model 204 AR54.10-P-0003CW
3 Disconnect driver NECK-PRO head restraint electrical connector (X150/1) or front passenger NECK-PRO head restraint electrical connector (X150/2)    
4 Unclip head restraint (1) from support (arrow A) of driver seat head restraint adjustment seat adjustment motor, (M27/4) or the front passenger seat head restraint adjustment seat adjustment motor (M28/4) With code (242) Electrically adjustable front passenger seat with memory or code (275) Memory package (driver seat, steering column, mirrors)
Installation: Ensure that head restraint (1) is seated correctly in support (arrow A).
 
5 Lift spring U-bolt (arrow B) of left head restraint guide (2), pull out head restraint (1) and route electrical wiring harness (3) through the right head restraint guide (2) For vehicles without code (242) Electrically adjustable front passenger seat with memory or code (275) Memory package (driver seat, steering column, mirrors), the adjusting button on the grab handle of the front seat backrest must also be released to remove the head restraint (1).  
6 Remove head restraint (1)    
7 Install in the reverse order